Foam Magnetic Fraction Circles - Circles of Fraction Fun! These colorful, soft foam magnetic fraction circles make it simple and fun to teach students about fractions and their relationships. The easy-to-grip color-coded pieces let children see, feel, and compare equivalent fractions. Use the large 9" foam fraction circles on any magnetic surface. Set includes 51 proportional foam magnetic pieces showing fractions in a whole, halves, thirds, fourths, fifths, sixths, eighths, tenths, and twelfths. Expand your lessons with the 36 additional magnetic pieces showing fraction, decimal, and percentage equivalents. Excellent for small- and large-group instruction.  WARNING: CHOKING HAZARD - Small parts. Not for children under 3 yrs.