42303
INGENIUS AXIAL & GEARS REBUILDS INTO 3 ENGINEERING KIT

Stock Number:
5152-EJ2

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Your first mechanical engineering kit, learn how to build models with axial movements and real gears! This set rebuilds into 3 different engineering concepts. Fully compatible with other leading brands....More

42301
INGENIUS ROTORS & SEESAW REBUILDS INTO 3 ENGINEERING KIT

Stock Number:
5152-GJ1

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Your first mechanical engineering kit, learn how to build real rotors and seesaws! This set rebuilds into 3 different engineering concepts. Fully compatible with other leading brands. Figurines not included. ...More