Lego Chain Reactions

Build16 high-performance LEGO® projectsFollowing on from Lego's incredibly successful Crazy ActionContraptions (9781591747697), children can make more amazingmoving machines in Lego Chain Reactions! We've included more than 100 LEGO®elements with this construction kit. Not coincidentally,they're exactly the bunch of bricks you need to make all 16 CrazyAction Contraptions (but not all at the same time).We selected these elements for their mechanicalsflexibility, utility, and general awesomeness and thengot the work building the best LEGO® vehicles, launchers,noise-makers, gadgets, and games around. Parents’ choice award winnerIncludes every brick, gear & Axleyou need to create 16 unique projectsComes with 105 LEGO BricksIncludes a 50 page instructional bookwith Klutz Certified crystal-clear instructions1.5+ million copies soldRecommended for children ages 7+ What is Klutz?Klutz isa premium brand of book-based activity kits, designed to inspirecreativity in every child. Our unique combination of crystal-clearinstructions, custom tools and materials, and hearty helpingsof humor is 100% guaranteed to kick-start creativity. Super-clearinstructionsOpen-endedCreativityRewardingReadingSkillsto Build OnEverythingYou Need