One, two, three! Counting is great fun! But can you count all the way up to 20? This colorful puzzle provides children with their first introduction to numbers and includes mathematical symbols for more advanced learners. Developing fine-motor skills: Place all the puzzle pieces in the correct order or stand them on their ends on a hard surface for independent play. This classic puzzle is great for developing fine-motor skills. Math enlightenment: Adding, subtracting, color-matching, sequencing…there are many ways to play with the numbers 1 through 20 and the three math symbols - in fact, the possibilities are endless!Details:Multicolored11.22" x 10.83"NontoxicWoodFor ages 3 and up