Also referred to as Froebel's 8th Gift (also known as Gabe 9), these colored wood rings and half-rings allow children to explore the possibility of the curved line with a vast amount of creative design potential. This set contains 216 semi-circular and wood ring pieces in 6 different colors (red, orange, yellow, green, blue, purple): 6 rings of each color/size and 6 half-rings of each color/size. Use circles and semi-circles can be used to make abstract patterns, to create letter/number forms and pictograms, or for learning basic math concepts. A simple but powerful learning tool for a early learner classroom or homeschool environment. Comes with a sturdy wood slide-top box. Made in China. For ages 3+. Small parts warning: This item contains small pieces that may pose a potential choking hazard. Intended for use with adult supervision.