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Modular Building Toys

Dive into the imaginative world of modular building toys, where creativity and innovation come to life with each connection. These versatile toys provide endless possibilities for builders of all ages, encouraging hands-on learning and creative problem-solving. Whether you're constructing towering skyscrapers or designing intricate cityscapes, modular building toys offer a fun and engaging way to explore architectural concepts and engineering principles. Perfect for sparking curiosity and inspiring future architects, these toys are a fantastic addition to any playroom or educational setting. Discover the joy of building with Modular Building Toys and watch your ideas take shape in vibrant, three-dimensional form.

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  1. LEGO - Harry Potter Hogwarts Castle: Sorting Hat Ceremony 76460

    SKU: JXPLL2WJQ6

    Product Description

    A plastic building set featuring four minifigures, a spinning Sorting Hat, and collectible Patronus cat.
    See all Building Sets & Blocks
    Your price for this item is $14.99

  2. LEGO - Minecraft Mini Biomes Building Toy 21589

    SKU: JXPLL2T5PH

    Product Description

    A plastic building set featuring five iconic Minecraft biomes, five microfigures, and a reversible backdrop.
    See all Building Sets & Blocks
    Your price for this item is $59.99

  3. LEGO - Harry Potter Hogwarts Castle: Flying Lessons Building Toy 76447

    SKU: JXPLL2H4CJ

    Product Description

    A plastic building set featuring Hogwarts Castle sections, broom-flying functions, and six Harry Potter minifigures.
    See all Building Sets & Blocks
    Your price for this item is $79.99

  4. LEGO - Harry Potter Hogwarts Castle: Hospital Wing 76463

    SKU: JXPLL2WJT7

    Product Description

    A detailed plastic building set featuring Hogwarts Castle’s Hospital Wing, minifigures, and collectible Patronus elements.
    See all Building Sets & Blocks
    Your price for this item is $99.99

  5. LEGO - Technic Deep-Sea Research Submarine Building Toy 42201

    SKU: JXPLL2HFWS

    My son is 10yr old and became so esthetic when he saw this! He’s still building it so will post a full picture after he’s finished with it....My son is a major Lego fan and he had so much fun building...

    Product Description

    A detailed plastic submarine building set featuring steering, spinning propellers, air tanks, and an extending arm.
    See all Building Sets & Blocks
    Your price for this item is $39.99

  6. LEGO - DUPLO Town 3 in 1 Modern Family House with Figures 10470

    SKU: JXPLL2TFCW

    Product Description

    A versatile plastic building set that lets toddlers create three imaginative family house models with included figures.
    See all Building Sets & Blocks
    Your price for this item is $79.99

  7. LEGO - DUPLO Town Buildable People with Big Emotions Interactive Toy 10423

    SKU: JXPLL2Q5L9

    Very good for little ones and I Recommend this toy for all parents....An excellent skill-building set...This really is a great skill-building set for little ones learning. They can easily hold each piece...

    Product Description

    A colorful plastic building set that lets toddlers mix, match, and express emotions with five customizable characters.
    See all Building Sets & Blocks
    Your price for this item is $49.99

  8. LEGO - Minecraft The Enderman Tower Toy for Kids 21279

    SKU: JXPLL2H5HT

    Product Description

    A modular plastic building set featuring a functional Enderman tower with rooms, ladders, and Minecraft minifigures.
    See all Building Sets & Blocks
    Your price for this item is $99.99

  9. LEGO - DUPLO Town Creative Garden & Flowers Building Toy 10444

    SKU: JXPLL2HWSZ

    Watch your little one having fun s building a flower garden block by block. Unleash creativity and learning...LEGO creative Garden & Flowers is a new favorite in my household as my children love building...

    Product Description

    A colorful plastic building set that encourages creativity and fine motor skills with flower and animal figures.
    See all Building Sets & Blocks
    Your price for this item is $19.99

  10. LEGO - Friends Liann’s Family House Building Toy 42687

    SKU: JXPLL2TVWZ

    Product Description

    A colorful plastic dollhouse set featuring four minidolls, pets, and accessories for imaginative pretend play.
    See all Building Sets & Blocks
    Your price for this item is $69.99
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Best Buy Canada

In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.