K'NEX Intro to Simple Machines - Gears STEM Education 78630 Tiger Tribe Waterworks Includes detailed instructions—no tools needed

Includes detailed instructions—no tools needed

Catan Junior captures the spirit of exploration and strategy in a lighter

Perfect as a unique gift for Chelsea fans and collectors

and educational learning environment

Durable plastic pieces click securely together

K'NEX Intro to Simple Machines - Gears STEM Education 78630 Tiger Tribe Waterworks Includes detailed instructions—no tools neededK'NEX BUILDING SETS: This science kit for kids includes a step by step manual to help ignite your imagination! Tying together key learning concepts from Science, Technology, Engineering and Mathematics, KNEX creates learning toys for all ages EDUCATIONAL TOY: The learning set includes 198 pieces and is designed to introduce students to the scientific concepts associated with gears including; gear ratios, spur gears, mechanical systems and more.