Brackitz Inventor 170 Piece Set: Educational Construction Set - Learning Toys & Building Blocks for Kids FOSTERS CREATIVE AND IMAGINATIVE PLAY - Brackitz award-winning, open-ended building toys are unique in their ability to connect anywhere, at any angle, enabling kids of all ages to design anything they can imagine. ENCOURAGES PROBLEM SOLVING - With a strong emphasis on STEM and STEAM learning skills, this educational toy helps children build a solid foundation in Science, Technology, Engineering. Art and Mathematics. INFINITE CONSTRUCTION POSSIBILITIES - Inventors of all ages can design and build giant animals, machines that spin, explore space or fly through the air with this 170 piece construction set. DURABLE AND EASY TO ASSEMBLE - These well-made pieces go together easily and stay together creating unique 3-D structures that are extremely sturdy. Mix and match with other Brackitz sets for even bigger structures. Perfect for classroom use too! SAFE FOR CHILDREN - Rigorously tested for safety, these pieces are Certified Non-Toxic, BPA-Free, Lead-Free and Phthalates-Free. Recommended for Ages 3 and up. 40 Long Blue Planks 40 Short Blue Planks 11Blue 4-Way Connectors 11 Orange 4-Way Connectors 11 Green 4-Way Connectors 11 Red 3-Way Connectors 11 Yellow 3-Way Connectors 11 Purple 3-Way Connectors 24 Magenta Motion Connectors Unique connect-anywhere system Allows builders of all ages to design and construct any structure they can imagine Fun for all ages - simple enough for young children,expandsas they grow older, even adults Collaborative - children learn social skills through play Learn through play - engineering, math, art, architecture, science Used in classrooms, pre-k through high school, museums and homes around the world Strong and Durable - build gravity-defying 3-D structures Made in the USA.