Enhance your child's mathematical skills with the Write-On Wipe-Off Learning Cards Ser. Math Cards: Addition. These activity cards are designed for children aged 4-8 and provide an interactive way to learn and practice addition. The cards feature a variety of images and are perfect for both classroom and at-home use. The book title, Write-On Wipe-Off Addition Cards, is a perfect description of the activity book. With 40 pages of addition cards, this book is a great way to introduce and reinforce mathematical concepts. The cards are easy to handle and the wipe-off feature allows for easy correction and reuse. Get your child excited about learning math with these engaging and educational cards.