About This

• 252 Pieces, 2 Shapes, 7 Colors
• Square & Triangle Shapes Snap Into Playful Hinges - a simple two-shape system so grade schoolers connect parts into moving models in seconds, no batteries, no manual needed. However, we do provide instructions to build many models on our website too.
• Screen-Free Must Have STEM for Home or Classroom - a hands-on, open-ended building set teachers and parents reach for during indoor recess, homeschool STEM time, rainy-day play, or anywhere you need a quiet activity!
• Learning Comes With Play - kids build confidence with shapes, patterns, and problem-solving as they experiment, take apart, and rebuild their own designs, from first tries to complex creations.
• Hours of Endless Building and Rebuilding - the 252-piece Master Set restarts every playtime, giving kids a screen-free activity that grows with them through the elementary years and beyond