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Best Buy customers often prefer the following products when searching for Modular Products.

A modular product is one that can be broken down into smaller parts and then assembled into larger pieces or units. Browse the top-ranked list of modular products below along with associated reviews and opinions.

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  1. LEGO - City Modular Galactic Spaceship Building Toy 60446 - Front_Zoom
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    "The entire City Space offering is a fun homage to the original Space series I grew up on. I love the modular aspects of the build. The only thing missing is a place to mount the lab end caps when not in use. ...Modular spaceship"

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    Product Description

    Embark on epic interstellar adventures with the LEGO City Modular Galactic Spaceship (60446) building toy for kids ages 7 and up. The spaceship toy features a versatile modular structure, allowing kids to reconfigure the model into a space shuttle, complete with a land base and a lab, a medical bay and a kitchen for long-range adventures. This toy for boys and girls lets kids analyze meteorites and explore new worlds together with a space crew of 4 astronaut minifigures, plus alien and driller robot figures. Young builders can use the LEGO Builder app for an immersive experience as they put pieces together, zoom in and rotate to visualize the models in 3D. LEGO City space exploration toys come with realistic vehicles, detailed structures and inspiring characters that merge fantasy and reality for creative play without limits. This space toy building set includes a special airlock system to connect to other compatible space-themed LEGO playsets (sold separately). Contains 717 pieces.
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    Top comment

    "The entire City Space offering is a fun homage to the original Space series I grew up on. I love the modular aspects of the build. The only thing missing is a place to mount the lab end caps when not in use. ...Modular spaceship"

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    Product Description

    Embark on epic interstellar adventures with the LEGO City Modular Galactic Spaceship (60446) building toy for kids ages 7 and up. The spaceship toy features a versatile modular structure, allowing kids to reconfigure the model into a space shuttle, complete with a land base and a lab, a medical bay and a kitchen for long-range adventures. This toy for boys and girls lets kids analyze meteorites and explore new worlds together with a space crew of 4 astronaut minifigures, plus alien and driller robot figures. Young builders can use the LEGO Builder app for an immersive experience as they put pieces together, zoom in and rotate to visualize the models in 3D. LEGO City space exploration toys come with realistic vehicles, detailed structures and inspiring characters that merge fantasy and reality for creative play without limits. This space toy building set includes a special airlock system to connect to other compatible space-themed LEGO playsets (sold separately). Contains 717 pieces.
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    Your price for this item is $75.99
    The comparable value price is $79.99

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  2. LEGO - Bluey: Bluey’s Family House Playset 11203 - Front_Zoom

    Product Description

    Bring Bluey's iconic home to life with the LEGO Bluey's Family House (11203) playset! This colorful building kit for kids ages 4+ recreates the house from the beloved TV show with detailed rooms, familiar characters, and plenty of play accessories. The multi-room modular playhouse features detachable spaces for endless configuration possibilities. Kids can explore the playroom with its dollhouse, piano and food stall; the kitchen with fridge, oven and dining table; Mum and Dad's bedroom; the bathroom; and Bluey and Bingo's attic bedroom complete with Chattermax. The set includes all four family minifigures—Bluey, Bingo, Mum (Chilli) and Dad (Bandit)—plus Jeremy the gnome and accessory pieces like the rainbow cape, teapot, and pretend food. A special birthday gift for young boys and girls and a treat for Bluey fans, this playset encourages imaginative storytelling and creative play with characters children know and love. A large Starter Brick, one model per bag, and printed instructions help young builders kick-start their imaginative play while they gain confidence in their construction skills. Contains 382 pieces.
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    Product Description

    Bring Bluey's iconic home to life with the LEGO Bluey's Family House (11203) playset! This colorful building kit for kids ages 4+ recreates the house from the beloved TV show with detailed rooms, familiar characters, and plenty of play accessories. The multi-room modular playhouse features detachable spaces for endless configuration possibilities. Kids can explore the playroom with its dollhouse, piano and food stall; the kitchen with fridge, oven and dining table; Mum and Dad's bedroom; the bathroom; and Bluey and Bingo's attic bedroom complete with Chattermax. The set includes all four family minifigures—Bluey, Bingo, Mum (Chilli) and Dad (Bandit)—plus Jeremy the gnome and accessory pieces like the rainbow cape, teapot, and pretend food. A special birthday gift for young boys and girls and a treat for Bluey fans, this playset encourages imaginative storytelling and creative play with characters children know and love. A large Starter Brick, one model per bag, and printed instructions help young builders kick-start their imaginative play while they gain confidence in their construction skills. Contains 382 pieces.
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    Your price for this item is $59.49
    The comparable value price is $69.99

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  3. LEGO - DREAMZzz Nightmare Shark Submarine Toy 71500 - Front_Zoom

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    Kids 9 years old and up can dive into action with the LEGO DREAMZzz Nightmare Shark Submarine (71500) building toy. Young dreamcrafters can join Mateo, Logan, and Astrid in epic pretend play battles. Young dreamers are in the captain's chair as they build, deciding whether to create a stealth shark submarine equipped with a secret prison compartment or unleash a mighty hammerhead shark battleship toy. Detachable mini flying aircraft, stud shooters, and missiles can actually fire from the shark's fearsome mouth! A cast of minifigures, including Mateo, Logan, Astrid, Dreamsmasher, and dreamer are joined by Z-Blob and three Cyberling figures to bring the action to life and fuel creative role play. The same modular shooters that help kids create their submarine or battleship can also connect with other building sets in the LEGO DREAMZzz 2025 collection (each set sold separately) for storytelling that goes beyond the build. This aquatic action building set makes a cool gift for boys and girls who love imaginative play and the LEGO DREAMZzz universe. Story-led building instructions with comic-style illustrations, along with the LEGO Builder app, pull kids right into the action while encouraging creative decision-making skills. Contains 1,413 pieces.
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    Product Description

    Kids 9 years old and up can dive into action with the LEGO DREAMZzz Nightmare Shark Submarine (71500) building toy. Young dreamcrafters can join Mateo, Logan, and Astrid in epic pretend play battles. Young dreamers are in the captain's chair as they build, deciding whether to create a stealth shark submarine equipped with a secret prison compartment or unleash a mighty hammerhead shark battleship toy. Detachable mini flying aircraft, stud shooters, and missiles can actually fire from the shark's fearsome mouth! A cast of minifigures, including Mateo, Logan, Astrid, Dreamsmasher, and dreamer are joined by Z-Blob and three Cyberling figures to bring the action to life and fuel creative role play. The same modular shooters that help kids create their submarine or battleship can also connect with other building sets in the LEGO DREAMZzz 2025 collection (each set sold separately) for storytelling that goes beyond the build. This aquatic action building set makes a cool gift for boys and girls who love imaginative play and the LEGO DREAMZzz universe. Story-led building instructions with comic-style illustrations, along with the LEGO Builder app, pull kids right into the action while encouraging creative decision-making skills. Contains 1,413 pieces.
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    Your price for this item is $149.99

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  4. LEGO - DREAMZzz Mateo’s Spray Paint Truck Toy 71499 - Front_Zoom

    Product Description

    Kids can help Mateo and friends save the Dream World from cyber baddies with the LEGO DREAMZzz Mateo's Spray Paint Truck (71499) building set for boys and girls 9 years old and up. When the cyber world threatens to turn dreams black and white, young dreamcrafters spring into action, building a truck toy with a giant spray paint can or rocket launcher for long-range graffiti strikes, to protect their world from darkness. Mateo, Cooper, Mr. Oz, One, and D-Schock minifigures, along with an Albert figure and two Cyber Brain Spider figures, are included to spark imaginative role play as builders embark on an epic pretend play battle to keep the Dream World colorful. The modular shooters and spray cans that are featured in both the truck toy and rocket launcher can be combined with other building sets in the LEGO DREAMZzz 2025 collection (each set sold separately) for expanded storytelling possibilities. This colorful playset makes a cool gift for boys and girls who love imaginative play and the LEGO DREAMZzz universe. Story-led building instructions with comic-style illustrations, along with the LEGO Builder app, put kids at the center of the action while encouraging creative decision-making skills. Contains 929 pieces.
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    Product Description

    Kids can help Mateo and friends save the Dream World from cyber baddies with the LEGO DREAMZzz Mateo's Spray Paint Truck (71499) building set for boys and girls 9 years old and up. When the cyber world threatens to turn dreams black and white, young dreamcrafters spring into action, building a truck toy with a giant spray paint can or rocket launcher for long-range graffiti strikes, to protect their world from darkness. Mateo, Cooper, Mr. Oz, One, and D-Schock minifigures, along with an Albert figure and two Cyber Brain Spider figures, are included to spark imaginative role play as builders embark on an epic pretend play battle to keep the Dream World colorful. The modular shooters and spray cans that are featured in both the truck toy and rocket launcher can be combined with other building sets in the LEGO DREAMZzz 2025 collection (each set sold separately) for expanded storytelling possibilities. This colorful playset makes a cool gift for boys and girls who love imaginative play and the LEGO DREAMZzz universe. Story-led building instructions with comic-style illustrations, along with the LEGO Builder app, put kids at the center of the action while encouraging creative decision-making skills. Contains 929 pieces.
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    Your price for this item is $99.99

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  5. LEGO - Harry Potter Hogwarts Castle: Dueling Club Building Toy 76441 - Front_Zoom

    Product Description

    Boys and girls ages 8 and up can relive scenes from Harry Potter and the Chamber of Secrets with this LEGO Harry Potter Hogwarts Castle: Dueling Club wizard toy (76441). The buildable battle platform has enough room for two minifigures to face off against each other. Young wizards can win their duel by pushing the steps on either end of the platform, toppling the minifigure opposite them. The set includes 4 popular character minifigures: Harry Potter and Draco Malfoy - each with a wand and magical spell elements - plus Gilderoy Lockhart and Severus Snape for creative role play. It also includes 1 of 14 collectible Hogwarts portraits to display above the buildable fireplace. This magical adventure playset is part of a collection of modular LEGO Harry Potter building toys (sold separately) that connect to create the most detailed LEGO brick-built Hogwarts Castle scene ever. Contains 158 pieces.
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    Product Description

    Boys and girls ages 8 and up can relive scenes from Harry Potter and the Chamber of Secrets with this LEGO Harry Potter Hogwarts Castle: Dueling Club wizard toy (76441). The buildable battle platform has enough room for two minifigures to face off against each other. Young wizards can win their duel by pushing the steps on either end of the platform, toppling the minifigure opposite them. The set includes 4 popular character minifigures: Harry Potter and Draco Malfoy - each with a wand and magical spell elements - plus Gilderoy Lockhart and Severus Snape for creative role play. It also includes 1 of 14 collectible Hogwarts portraits to display above the buildable fireplace. This magical adventure playset is part of a collection of modular LEGO Harry Potter building toys (sold separately) that connect to create the most detailed LEGO brick-built Hogwarts Castle scene ever. Contains 158 pieces.
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    Your price for this item is $19.99
    The comparable value price is $24.99

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  6. LEGO - Minecraft The Enderman Tower Toy for Kids 21279 - Front_Zoom

    Product Description

    The LEGO Minecraft The Enderman Tower (21279) building set brings one of the game's most mysterious mobs to life for boys and girls ages 9 years old and up. Kids can build a massive Enderman that works as a functional tower with rooms and ladders. The Enderman's head contains a Nether portal, while its body houses two complete rooms with a crafting table, an enchanting table, and storage for Ender pearls. Builders can help four LEGO Minecraft minifigures—a Dimensional Defender, Realm Raider, and two classic Enderman—along with two Endermite mob figures, climb up the Enderman's legs using the built-in ladders or access the shoulder balconies on each arm. Authentic elements from the warped forest and crimson forest biomes that surround the tower help set the stage for pretend battles. After their build is complete, kids can break apart the entire tower and rebuild it into two color-coded fortresses for PVP (Player vs. Player) battles, then equip each base with netherite weapons and stage epic fights between two teams. The modular design offers endless rebuilding possibilities! Once playtime is over, young builders can proudly display their build in their bedroom or playroom. Makes an ideal birthday gift for Minecraft fans seeking a dynamic building challenge or an impressive display piece for their room. This build combines with other LEGO Minecraft sets (sold separately) for expanded adventures, and the LEGO Builder app features digital tools so kids can zoom and rotate models in 3D. Contains 867 pieces.
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    The LEGO Minecraft The Enderman Tower (21279) building set brings one of the game's most mysterious mobs to life for boys and girls ages 9 years old and up. Kids can build a massive Enderman that works as a functional tower with rooms and ladders. The Enderman's head contains a Nether portal, while its body houses two complete rooms with a crafting table, an enchanting table, and storage for Ender pearls. Builders can help four LEGO Minecraft minifigures—a Dimensional Defender, Realm Raider, and two classic Enderman—along with two Endermite mob figures, climb up the Enderman's legs using the built-in ladders or access the shoulder balconies on each arm. Authentic elements from the warped forest and crimson forest biomes that surround the tower help set the stage for pretend battles. After their build is complete, kids can break apart the entire tower and rebuild it into two color-coded fortresses for PVP (Player vs. Player) battles, then equip each base with netherite weapons and stage epic fights between two teams. The modular design offers endless rebuilding possibilities! Once playtime is over, young builders can proudly display their build in their bedroom or playroom. Makes an ideal birthday gift for Minecraft fans seeking a dynamic building challenge or an impressive display piece for their room. This build combines with other LEGO Minecraft sets (sold separately) for expanded adventures, and the LEGO Builder app features digital tools so kids can zoom and rotate models in 3D. Contains 867 pieces.
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    Your price for this item is $99.99

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  7. LEGO - Harry Potter Hogwarts Castle: Charms Class Building Toy 76442 - Front_Zoom
    Top comment

    "[This review was collected as part of a promotion.] I received this product from influenster and LEGO'S for free for my complete and honest review. ...Great Product but..."

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    Product Description

    Kids ages 8 and up can journey deep into Hogwarts Castle with the LEGO Harry Potter Hogwarts Castle: Charms Class (76442) wizard toy playset. A fun LEGO Harry Potter gift idea, this small set with big play value is a great way to introduce boys, girls and any lovers of fantasy to the brick-built Wizarding World. The buildable Hogwarts classroom folds out for easy play and features a Wingardium Leviosa feather-levitation function, detachable desks for the students, a detachable chalkboard with spell instructions and more. This magical toy also includes LEGO Harry Potter character minifigures – Ron Weasley, Hermione Granger and Professor Flitwick – to role-play unlimited imaginative stories. This classroom playset is part of a collection of modular LEGO Harry Potter building sets (sold separately) that connect to create the most detailed LEGO brick-built Hogwarts Castle scene ever. Contains 204 pieces.
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    Top comment

    "[This review was collected as part of a promotion.] I received this product from influenster and LEGO'S for free for my complete and honest review. ...Great Product but..."

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    Product Description

    Kids ages 8 and up can journey deep into Hogwarts Castle with the LEGO Harry Potter Hogwarts Castle: Charms Class (76442) wizard toy playset. A fun LEGO Harry Potter gift idea, this small set with big play value is a great way to introduce boys, girls and any lovers of fantasy to the brick-built Wizarding World. The buildable Hogwarts classroom folds out for easy play and features a Wingardium Leviosa feather-levitation function, detachable desks for the students, a detachable chalkboard with spell instructions and more. This magical toy also includes LEGO Harry Potter character minifigures – Ron Weasley, Hermione Granger and Professor Flitwick – to role-play unlimited imaginative stories. This classroom playset is part of a collection of modular LEGO Harry Potter building sets (sold separately) that connect to create the most detailed LEGO brick-built Hogwarts Castle scene ever. Contains 204 pieces.
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    Your price for this item is $16.99
    The comparable value price is $19.99

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  8. LEGO - Harry Potter Hogwarts Castle: Herbology Class 76445 - Front_Zoom
    Top comment

    "My family and I are huge Lego fans and I was so excited to receive this product. It has been very fun building this so far. "

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    Product Description

    Young witches and wizards master magical plants with the LEGO Harry Potter Hogwarts Herbology Class (76445)! This enchanting building toy gives Harry Potter fans ages 8+ everything they need to recreate Professor Sprout's greenhouse lessons from the beloved series. Children can construct a detailed classroom that opens for easy access, featuring two removable tables filled with magical flora, a tree growing through a broken window, and three specially-designed Mandrake plants that can be removed from their pots. This detailed playset includes three minifigures—Professor Sprout, Hermione Granger, and Neville Longbottom—plus Trevor the toad and various gardening accessories for authentic herbology lessons. Perfect as a birthday gift for 8-year-old boys and girls who love Harry Potter, this modular set connects with other Hogwarts classroom playsets (sold separately) to create the most detailed LEGO Hogwarts Castle yet. Contains 390 pieces.
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    Top comment

    "My family and I are huge Lego fans and I was so excited to receive this product. It has been very fun building this so far. "

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    Product Description

    Young witches and wizards master magical plants with the LEGO Harry Potter Hogwarts Herbology Class (76445)! This enchanting building toy gives Harry Potter fans ages 8+ everything they need to recreate Professor Sprout's greenhouse lessons from the beloved series. Children can construct a detailed classroom that opens for easy access, featuring two removable tables filled with magical flora, a tree growing through a broken window, and three specially-designed Mandrake plants that can be removed from their pots. This detailed playset includes three minifigures—Professor Sprout, Hermione Granger, and Neville Longbottom—plus Trevor the toad and various gardening accessories for authentic herbology lessons. Perfect as a birthday gift for 8-year-old boys and girls who love Harry Potter, this modular set connects with other Hogwarts classroom playsets (sold separately) to create the most detailed LEGO Hogwarts Castle yet. Contains 390 pieces.
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    Your price for this item is $39.99
    The comparable value price is $49.99

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  9. LEGO - Fortnite Durrr Burger Restaurant Kids Toy 77076 - Front_Zoom

    Product Description

    Order up! The LEGO Fortnite Durrr Burger Restaurant (77076) brings one of Fortnite's most iconic locations to life for gamers ages 10+. Young builders can construct the famous fast-food joint complete with authentic details from the game—including a condiment station, soda machine, cash register, and outdoor seating area with a fried egg and cup. The modular design allows for creative customization, while the removable attic with spider figure provides extra space for accessories like the included shovel and dynamite. Four minifigures bring the action to life—Beach Bomber, Beef Boss, Grimey, and a skeleton—perfect for staging epic food fights or defending the restaurant from enemies. As an added bonus, the set includes a code to unlock an exclusive Beef Boss Outfit in the LEGO Fortnite video game. Perfect as a birthday gift for young boys and girls who love Fortnite, this set transforms digital gaming experiences into hands-on creative play. Contains 546 pieces.
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    Product Description

    Order up! The LEGO Fortnite Durrr Burger Restaurant (77076) brings one of Fortnite's most iconic locations to life for gamers ages 10+. Young builders can construct the famous fast-food joint complete with authentic details from the game—including a condiment station, soda machine, cash register, and outdoor seating area with a fried egg and cup. The modular design allows for creative customization, while the removable attic with spider figure provides extra space for accessories like the included shovel and dynamite. Four minifigures bring the action to life—Beach Bomber, Beef Boss, Grimey, and a skeleton—perfect for staging epic food fights or defending the restaurant from enemies. As an added bonus, the set includes a code to unlock an exclusive Beef Boss Outfit in the LEGO Fortnite video game. Perfect as a birthday gift for young boys and girls who love Fortnite, this set transforms digital gaming experiences into hands-on creative play. Contains 546 pieces.
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    Your price for this item is $55.24
    The comparable value price is $64.99

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  10. LEGO - NINJAGO The Temple Bounty Building Set 71848 - Front_Zoom

    Product Description

    The legendary fleet gains its most impressive flagship! The LEGO NINJAGO The Temple Bounty (71848) building lets NINJAGO fans 14 years old and up step into the world of ninjas as they build a detailed model ship from NINJAGO Dragons Rising Season 3. This challenging building set continues the tradition of iconic LEGO NINJAGO building challenges, and introduces gear-operated sails, modular removable sections, and hidden mechanisms throughout the multi-level interior. Builders will uncover authentic details inspired by the TV show as they construct the authentic sushi bar, fold-down table with a secret computer, and captain's quarters with an interactive map. The set includes six minifigures—Zane, Cole, Wyldfyre, Nya, Rogue, and the villainous Zarkt—that teens can equip with their own signature accessories. The ninja minifigures share a translucent reveal blade that helps to reveal a secret map on the captain's table. Once their build is complete, teens can proudly display their ship model on its display stand for room decor that's sure to delight fellow fans. This set makes an ideal birthday or special occasion gift for NINJAGO collectors, teen builders who love model building kits, and fans seeking their next challenging project. Combines with other NINJAGO Dragons Rising sets (each set sold separately) for expanded universe building. The LEGO Builder app provides step-by-step guidance, 3D viewing modes, and more. Contains 2,387 pieces.
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    Product Description

    The legendary fleet gains its most impressive flagship! The LEGO NINJAGO The Temple Bounty (71848) building lets NINJAGO fans 14 years old and up step into the world of ninjas as they build a detailed model ship from NINJAGO Dragons Rising Season 3. This challenging building set continues the tradition of iconic LEGO NINJAGO building challenges, and introduces gear-operated sails, modular removable sections, and hidden mechanisms throughout the multi-level interior. Builders will uncover authentic details inspired by the TV show as they construct the authentic sushi bar, fold-down table with a secret computer, and captain's quarters with an interactive map. The set includes six minifigures—Zane, Cole, Wyldfyre, Nya, Rogue, and the villainous Zarkt—that teens can equip with their own signature accessories. The ninja minifigures share a translucent reveal blade that helps to reveal a secret map on the captain's table. Once their build is complete, teens can proudly display their ship model on its display stand for room decor that's sure to delight fellow fans. This set makes an ideal birthday or special occasion gift for NINJAGO collectors, teen builders who love model building kits, and fans seeking their next challenging project. Combines with other NINJAGO Dragons Rising sets (each set sold separately) for expanded universe building. The LEGO Builder app provides step-by-step guidance, 3D viewing modes, and more. Contains 2,387 pieces.
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    Your price for this item is $199.99

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