johnco 24 in 1 dynamic robotIntroducing the 24 in 1 DYNAMIC ROBOT a remarkable 24 in 1 robot set, requiring only 76 parts to create a diverse range of lively characters. From a dragon with flapping wings to a cool car with transforming wheels, and a jumping gecko each character has its own unique features. Kids can learn about crank mechanisms, wheel transformations and other mechanical dynamics while having fun assembling these captivating creations. Requires 2 x AAA batteries.