Each set includes nine circles, each measuring 3-1/2". One circle is whole. The other eight are divided into common fractions: 1/2, 1/3, 1/4, 1/5, 1/6, 1/8, 1/10, 1/12). Nine colors. 51 total pieces per set. Foam is lightweight, soft, quiet, and washable. Comes in a resealable storage bag. Teaching tips are included. Sold as 3 sets for a total of 153 pieces.

• Each set includes nine circles, each measuring 3-1/2"
• One circle is whole
• The other eight are divided into common fractions: 1/2, 1/3, 1/4, 1/5, 1/6, 1/8, 1/10, 1/12)
• Sold as 3 sets for a total of 153 pieces