Version 1.2 on April 2015: This update contains audio supplement.
"Interactive Addition" an interactive book that children love to see, look at and touch.
How to use this book:
1. Open the book
2. Touch the number
3. Discover the answer
4. Touch the sound icon
5. Hear the answer
The simplicity of this book helps children to focus on what they see & hear and allows them to learn the basic addition facts with a touch of fun.
This book is an excellent class material for teaching and learning addition.