Math resource page:
Addition practice
Feed Fribbit Addition Facts with missing addends and sums get more difficult as you go on
Cool math 4 kids.com Addition practice: no frills, no music, just the facts, mam.
The Timernator Same as above except it's timed.
Mahjong Math - Easy, but with a link to Hard
Math Lines - Sums of 10
Math Man - Like PacMan
Function Machine - PBS
Part-Whole Models - Level 1-Using interactive "thinking blocks" to solve problems
Part-Whole Models - Level 2 - three part problems
Let's Compare - Comparing two numbers using "thinking blocks"
Subtraction practice
Fruit Shoot Subtraction
Mahjong Math - Easy, but with a link to Hard
Division practice
Fruit Shoot Division
Mahjong Math - Easy, but with a link to Hard
Number Twins Matching tens
Multiplication practice
Crazy Taxi Race game hitting cars that are multiples of a number.
Fruit Shoot Multiplication
Mahjong Math - Easy, but with a link to Hard
Mixed practice
Numeric Order
Clocks
Fractions