Mudpuppy Playful Patterns magnetic numbers add up to lots of fun with a boredom quotient of 0! Each set holds 40 numbers or symbols 3 of each number from zero through nine, 3 plus or times signs, four dashes, and three dots so you make your own division sign! Practice adding and subtracting, multiplying, dividing, or simply decorate the refrigerator or any metal surface. You can even try fractions! The full magnetic backing will hold each number firmly in position. 40 1.75 tall wooden pieces per set Full magnetic backing Milk carton package measures 8.5 x 3.5 x 2.75 Resealable double snap package closure Magnetic pieces made of 80% recycled wood Package contains 85% recycled paper Printed with nontoxic inks Ages 3 Years