Presidents’ Day SaleEnds February 16. Limited quantities. No rainchecks.Shop now

Main Content
product image

LEGO - Ideas Floating Sea Otters Building Sets for Adults - 21366

Not yet reviewed

$119.99

LEGO - Ideas Floating Sea Otters Building Sets for Adults - 21366

SKU: 6647639
Release Date: 03/01/2026

Not yet reviewed

$119.99
Availability
Fulfillment OptionsShipping selected

FREE shipping to

Sold by Best Buy

About This Item

Max out the cuteness of your home decor with the LEGO Ideas Floating Sea Otters craft kit (21366) for adults. Create an adorable brick-built model of a mother sea otter relaxing in water with her pup. Place the little pup figure on its mama’s belly. Pose mama’s head, mouth, flippers and claws. And change up your sea animals showpiece by giving mama the buildable clam. The original design for this set was created by a fan designer and voted for by LEGO fans. It offers a joyful, immersive activity for adults, whether you’re new to LEGO sets or a more experienced builder. And you can enjoy enhanced building with the LEGO Builder app, zooming and rotating using 3D instructions, while saving and tracking your progress. A fun gift for animal lovers, this set contains 1,234 pieces.
  • General
    • Brand: LEGO
    • Model Number: 6589579
    • Product Name: Ideas Floating Sea Otters Building Sets for Adults - 21366
    • Series: Ideas (Part of a group of the same product type with similar features.)
    • Number Of Pieces Included: 1234
    • Material: Plastic
    • Recommended Minimum Age: 18 years
    • Brand/Character: LEGO
  • Other
    • UPC: 673419423694

Max out the cuteness of your home decor with the LEGO Ideas Floating Sea Otters craft kit (21366) for adults. Create an adorable brick-built model of a mother sea otter relaxing in water with her pup. Place the little pup figure on its mama’s belly. Pose mama’s head, mouth, flippers and claws. And change up your sea animals showpiece by giving mama the buildable clam. The original design for this set was created by a fan designer and voted for by LEGO fans. It offers a joyful, immersive activity for adults, whether you’re new to LEGO sets or a more experienced builder. And you can enjoy enhanced building with the LEGO Builder app, zooming and rotating using 3D instructions, while saving and tracking your progress. A fun gift for animal lovers, this set contains 1,234 pieces.

  • Fun Home Decor: Take time out to capture the cuteness, calm and mutual love of 2 floating sea otters with this LEGO Ideas craft kit (21366) for adults
  • 2 Sea Animals: Build a detailed LEGO model of a mother otter relaxing in water with a removable brick-built pup figure
  • Creative Activity: This craft kit for adults offers a fun, mindful building project for nature lovers, whether new to LEGO sets or more experienced builders
  • Display Your Way: Pose the mother sea otter’s head, mouth, arms and flippers, and place the pup on her belly; or display mama with the buildable clam
  • Gift For Animal Lovers: Treat yourself or give this sea otters build-and-display model to other creative adults with a passion for nature and animals
  • 3D Building Instructions: Get ready to build like never before with the LEGO Builder app, where you can save sets, track your progress, zoom in and rotate your set with 3D building instructions
  • The LEGO Fans’ Choice: This LEGO set for adults is part of the LEGO Ideas collection, where each building kit is created by a fan designer, voted for by LEGO fans and produced by the LEGO Group
Sponsored

Reviews

This product doesn't have any reviews yet.

Compare similar products

LEGO - Ideas Floating Sea Otters Building Sets for Adults - 21366
LEGO - Ideas Floating Sea Otters Building Sets for Adults - 21366

Max out the cuteness of your home decor with the LEGO Ideas Floating Sea Otters craft kit (21366) for adults. Create an adorable brick-built model of a mother sea otter relaxing in water with her pup. Place the little pup figure on its mama’s belly. Pose mama’s head, mouth, flippers and claws. And change up your sea animals showpiece by giving mama the buildable clam. The original design for this set was created by a fan designer and voted for by LEGO fans. It offers a joyful, immersive activity for adults, whether you’re new to LEGO sets or a more experienced builder. And you can enjoy enhanced building with the LEGO Builder app, zooming and rotating using 3D instructions, while saving and tracking your progress. A fun gift for animal lovers, this set contains 1,234 pieces.

LEGO - Architecture Trevi Fountain Building Set for Adults 21062
5.0(6)

Embrace your love of Italian landmarks, history and travel with this collectible LEGO Architecture Trevi Fountain (21062) Rome memorabilia building set for adults. This nostalgic birthday gift or holiday present immerses you in the history and mythology of the fountain as you build, reimagining sculptures in minifigure form. The model is meant to recreate the experience of viewing the fountain on a sunny day. Experience updated building techniques while creating authentic details like the facade of the Palazzo Poli and iconic statues of Oceanus in his shell chariot and Abundance and Health in minifigure form. There’s also hippocampi and Tritons in the water, the small ‘Lovers’ Fountain’ off to the side, and a nameplate to complete a spectacular desk display model of the Trevi Fountain. This set from the LEGO Architecture series will appeal to you or any creative adults who are lovers of history, art, travel or Italy, plus it’s the perfect Rome memorabilia that any architecture fan would be proud to own. Contains 1,880 pieces.

LEGO - Architecture Neuschwanstein Castle 21063
4.9(17)

Build a piece of history with the LEGO Architecture Neuschwanstein Castle (21063), a captivating 3D puzzle for adults ages 18 and up. This authentic recreation of Bavaria's fairy-tale castle rewards expert builders with a stunning masterpiece worthy of display. Architecture enthusiasts will appreciate intricate details like soaring spires, turreted towers, and a courtyard pathway leading through ornate gates. The innovative design lets you customize your castle's seasonal setting by switching between summer and fall foliage, creating a unique display piece that changes with your mood. Perfect for solo relaxation, a mindful group building experience, or sharing with fellow history lovers, this model building kit celebrates one of the world's most photographed landmarks. This premium LEGO set makes an ideal gift for fans of European architecture and delivers hours of immersive construction. The LEGO Builder app enhances your journey with intuitive 3D instructions, letting you zoom, rotate, and track progress as you bring this iconic German castle to life. Contains 3,455 pieces.

LEGO - Jurassic World Dinosaur Fossils: Tyrannosaurus Rex 76968
5.0(20)

Excavate millions of years of prehistoric history! The LEGO Jurassic World Dinosaur Fossils: Tyrannosaurus rex (76968) gives adult dinosaur enthusiasts the opportunity to construct an incredibly detailed 1:12-scale T. rex skeleton with fully articulated joints. As builders assemble the fearsome predator, they'll discover hidden dig-site Easter eggs including a special amber piece that connects to the iconic film franchise. The completed display includes an information plaque and features beloved characters from the original 1993 Jurassic Park movie—Ellie Sattler and Alan Grant minifigures. Perfect as sophisticated room decor for dinosaur fans, this collectible model makes an impressive statement piece for home or office. The LEGO Builder app enhances the building experience with 3D viewing tools and progress tracking, while the included coffee-table-style instructions provide fascinating dinosaur facts and behind-the-scenes movie details. Contains 3,145 pieces.

Pros for LEGO - Ideas Floating Sea Otters Building Sets for Adults - 21366
There were no pros for this productDetail, DesignBuild Quality, DetailBuild Quality

Specs

No content
Sponsored

Similar products from outside of Best Buy

sponsored