James Newman Gray - Calm
I love tissue paper art, because it's so easy, and the kids love it! Make a construction paper acorn and have the kids decorate the top!
Math Scoops! Addition and Subtraction ice-cream scoops up to 20! (Color, Cut and Paste!)
Labeled how Japanese children learn multiplication in grade school but would be a good trick for a child who learns more visually or having trouble mastering multiplication
Here's a nice anchor chart on different multiplication strategies.
Lego Math. Great center idea!
2nd grade math worksheets slide show - Worksheets and Activities - Repeated addition | GreatSchools
Interactive Math Notebook