This powerpoint reviews number grid puzzles with your students. There are 16 slides (14 number grid puzzles). Project the number grid puzzle onto your smartboard, promethean board, or just your wipeboard and students can instantly take turns going up to the board and practicing filling in the number grid puzzles.
I have taught for many years in a variety of different grades. I have a degree in elementary / special education, and have taught in both an inclusion regular education classroom and a resource room setting.