When tots get a prickly attitude, set them loose on Plan Toys’ Balancing Cactus to channel their energy into something fun and enlightening. This award-winning toy is a challenging game for 1-4 players. The goal is to add pieces to the cactus without making it tip over. Math and analytical skills are honed as players must estimate the size and weight of the pieces and position them just so!

$24.80 from Amazon >