Addition Decoder Workbook (Dora The Explorer, Pre-K)

In this workbook, your child will help Dora and her friends count and add stars throughout Dora's environment. "Addition" teaches your child how to "count on" in order to add amounts and how to recognize and understand addition equations. This book features sums to 10 and counting to 50. It also gives your child practice in solving both horizontal and vertical equations. Includes a special decoder that allows children to check their own answers!