Practice number matching, adding, subtracting, multiplying or dividing with these fun Earth Day theme color by number pictures that turn into a 3D paper toys! This activity is perfect craft for math centers, morning work, early finishers, substitutes or homework. This product includes two pictures: Recycle Monster Boy and Recycle Monster Girl.Each picture has 33 worksheets for the following skills: matching numbers to 20, number words, addition to 20, subtraction within 20, doubles addition, dou