This book has 166 photocopyable, printable and downloadable preschool math worksheets. THIS BOOK IS SUITABLE FOR MORE ABLE PRESCHOOL CHILDREN ONLY Book Features Soft bound Worksheets can be printed using the PDF provided Requires an ability to count up to 20 Includes addition and subtraction worksheets 166 worksheets 8.5 inches by 11.0 inches 200gms cover Paper suitable for pencils, pens, felt tips pens, and acrylic pens Makes an excellent gift