Pentagons, and

A system of geometric shapes that can be combined in myriad ways to make wonderful and colorful creations at the intersection of art and mathematics

Bill Nye with ITSPHUN
  • Intuitive, easy and fun to use, does not require force to connect the pieces
  • Open-ended, colorful and visually inspiring, encourages exploration and creativity
  • Helps develop spatial visualization ability and the capacity to recognize and create symmetry patterns; excellent math education aid
  • Children as young as 4 year old "get it" immediately and are able to build interesting models in minutes
  • Compact and durable, great for travel


  • Winner of the Fall 2015Academics' Choice Brain Toy Award
  • Editor's Choice Blue Ribbons, New York (2012) and Paris (2014) Maker Faire.
  • Best in Class Red Ribbons, 2014 and 2015 Bay Area Maker Faire
  • Dr. Toy Best 10 (Building), 2015
  • Creative Child Magazine 2015 Creative Play of the Year award (Builder & Construction Creative Play category)
  • Listed in the Scientific American Educational Gift Guide, 2012