【Learning Resources Building Toys】 Different from other building toddler toys, our building blocks adopt concave and convex buckle design, which can fundamentally solve the problem of structural instability. Say goodbye to the weak stem toys building blocks toys.
【156PCS Building Set】 This building toys come with 60pcs blocks and 46pcs different shapes tubes and other accessories. The Stem toys can easily build house, castle, rocket, meteor and more, which are the best choice building sets for girls and boys.
【100% Non-Toxic Material】 Our toy building sets are produced with premium non-toxic superior ABS plastics. No odor, do not worry about children gnawing while playing. The stable structure makes it easier and quicker to build tall castle and won't easily collapse. Excellent stem activities for kids ages 5-7!
【Innovative Stem Toys】 Unlike single magnetic tiles play, our marble run set equipped with colorful tubes and cartoon stickers. Kids can see the marbles move from the top of the set to the bottom, which is a definitely exciting building blocks for kids ages 4-8!

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item.

Warranty: 90 Day Woot Limited Warranty