LEGO Chain Reactions Kit regular-price Made for boys who love

Made for boys who love to explore

Features a storage cup that provides a neat and tidy landing spot for small gadgets

Welt construction

Thermolock™ draft tube along the zipper keeps body heat from escaping

LEGO Chain Reactions Kit regular-price Made for boys who loveUse your LEGOs to build amazing moving machines! The Klutz LEGO Chain Reactions Kit gives you the toys and the know how to build ten different chain reaction machines out of LEGO blocks! Great learn at home activity! Note: You'll need some standard LEGO blocks of your own to use this set. Specialty LEGO pieces are included. 78 page instruction book 33 LEGO elements 6 LEGO balls 2. 2 yards of string 8 paper ramps 2 paper pop up signs 1 paper funnel 1