Kids can explore their creative side with this LEGO® ǀ Disney Princess Ariel’s Magical Mini Palace (43285) fantasy building set for Disney’s The Little Mermaid fans ages 5 and up. The micro-world buildable playset is a small toy with a world inside and out. This LEGO building toy for girls and boys comes with 3 LEGO ǀ Disney characters: Ariel, Flounder and Sebastian, a mini palace and grotto that can be closed and locked with the key, a small boat and much more. The portable micro-castle building toy is made for on-the-go fun. This fun gift-giving idea is great for girls or boys as a birthday or anytime treat, and the buildable castle playset is full of features and accessories for endless pretend play. As they create their own stories, kids can gain confidence and stretch their imaginations. Plus, they can enjoy intuitive building with the LEGO Builder app, zooming and rotating with 3D instructions, while saving and tracking progress. Contains 179 pieces.

Age 5+

Launch Date 1/1/2026

Exit Date 12/31/2026

Castle building set with 3 Disney characters

Inspire fun adventures with Disney’s Ariel and her pals, Flounder and Sebastian, in this LEGO® | Disney Princess building toy.

Encourage endless imaginative play

Kids can practice creative skills as they build, then unleash imaginative play with the micro-world playset, characters and more.

3 beloved Disney characters

Featuring Disney Princess Ariel, Flounder and Sebastian.

Double-sided micro-world

The castle building toy has a mini palace and grotto play areas.

Portable playset with a lock

Building set locks and keeps items inside for portable play.

Includes interactive 3D building instructions

Builders can zoom in, rotate sets in 3D and track their progress using the fun, intuitive LEGO® Builder app.

Boost the play in lots of creative ways

Check out other LEGO® sets and LEGO | Disney building sets (all sold separately) to expand the fun and play possibilities.