This re-writable book covers one level above basic Addition, Subtraction, Multiplication & Division skills. Reuse of this book will make the child fast in calculations and make them strong in each concept. This book has scope for parent to give new problems for solving, which is very good for giving homework to the child. Material: Polypropylene Age: 5+ Years Dimensions: 22.86 x 0.76 x 33.02 cm Ring-bound: 12 pages