This is a Smart Notebook file. You MUST have Smart Notebook Software to download this file. There are 30 pages, 26 interactive, (easy to edit) pages and 4 printable pages for students. Students will have fun choosing which objects are more or less. If they choose incorrectly they will see an X and can try again. Students will also be asked to make one more or one less by dragging objects. The last 4 pages can be printed for students. See preview page for sample thumb nail pics of file pa