Little hands make quick work combining and sorting the tactile fraction pieces of Nesting Circle Fractions. Colorful rubberwood circles are in quarter, half and whole pieces with both solid and frame puzzle pieces. The sturdy puzzle board has overmolded handles for easy mobility. Promote physical understanding of mathematical concepts as well as negative space and differentiation using the tactile fraction pieces. Measures 15"W x 5"D x 2"H. Ages 2+ Age Group: Kids.