Roller Coaster Challenge Subjects Ages and Stages: Specially designed

Ages and Stages: Specially designed with little ones in mind

A bright LED with easy push-button action lights up details for even more discoveries

correct letter formation

"Chilled drinks" drop into the cups

Roller Coaster Challenge Subjects Ages and Stages: Specially designedRoller Coaster Challenge combines logic puzzles with hands on building. Select a challenge card, arrange the starter pieces, then use remaining components to construct a working roller coaster that meets the card's conditions. Watch your creation come to life as a real coaster car races down the track through dips, curves, and loops. This ThinkFun STEM toy features 60 challenges ranging from beginner to expert, making it ideal for kids who love