Grade 3 Math
- A Plus Math
- AAA Math organized by grade and subject. Play section at bottom!
- ABCya!
- Area and Perimeter
- Cool Math 4 kids
- Cool Math Lemonade Stand
- Create a Graph
- Fraction Action Changing fractions to decimals
- Fun Brain Math
- Geometry Games
- Googol Math Power Games
- Illuminations - Marco Polo Interactive
- Internet 4 Classrooms Math
- Math Fact Cafe flashcards and practice sheets
- Math Games Many fun math games
- Math Magician
- Math Playground
- Math Playground Party Designer
- Maths Zone
- Mr. Martini's Classroom
- Multiplication.com
- Play Math Games
- Primary Math Games
- Probability
- Saxon Triangles
- Shoprite
- Symmetry Interactive
- Symmetry Play
- That Quiz
- That's a Fact!
- Visual Fractions
- Adam Ant explores perimeter
- Area explorer
- Base Blocks Subtraction
- Perimeter - fence
- Perimeter of a rectangle
- Perimeter of a square
- Round to Hundreds
- Round to Tens
- Rounds to Thousands