| King's List of On-line Math Activities | open-ended math exploration | |
| Univ. of Cambridge! | challenge problems for families | Math challenge & intrigue! |
| Math Mayhem | Coolmath4kids | Aplus Math |
| 5th grade math | Math Playground | 4th grade math |
| 3rd math (4th & 5th book) | Mancala Snails | Flash card maker |
| Geometry Bingo | IXL #1 Math Practice Site | Billy Bug (coordinate graphs) |
| Banana Hunt (angle estimation) | Transformations! | Maths Zone |
| Symmetry Game | Hidden Craft | Symmetry Game |
| Sorting Triangles | Sort Polygons | 3D shape properties |
| Shape Facts | Buried 3D Shapes | Polygon Playground |
| Transformation Golf! | hitting the target | Tesselations |
| Tesselations (paint) | Tangrams Puzzles! | Easy Tangrams |
| Math Olympics! | Fraction Eaters! | Algebra Puzzle! |
| Math Millionaire! | Bubbabrain | Vectorkids it does the brain good |
| Funbrain | Multiplication Games! | Math Games, NCTM |
| Interactives & Media, NCTM | Mathsframe | Rules of Divisibility |
| Math Goodies - Divisibility | Integer Football! | Percent Goodies! |
| Visual Fractions | Create a graph! | Game Classroom 3rd Extended (5th regular) |
| Game Classroom 4th Extended (6th regular) | Greatest Common Factor Practice! | GCF Practice! Try it! |
| Measuring Angles | Curiosity in the Classroom | |
| Integer Connect Four | Order of Operations Connect Four | Distributive Property Battleship |
| 2 step equation Battleship | 2 step equation basketball | Bop a Mole Graphing |
| Soft Schools Middle School Math Games (Ext 4th & 5th) | Exponent Asteroid Math Explosion | Equivalent Fractions Game |
| Equivalent Fraction Frenzy! | Comparing Fractions Visually | Equivalent Fractions Calculator |
| Equivalent Fraction Concentration | Fraction Pizza | Visual Geometry Scholastic |
| 24 Game! | Counting Money $ | Space Arcade Match (Geometry!) |
| Place Value Puzzler (Rounding!) | Short Math Videos - Try one! | Guess My Number - partner game! |
| Millionaire Place Value Game (play anywhere!) | Maths Place Value | Estimation (Rounding) Contraption |
| Virtual Manipulatives! (Natl.' Library) | Number & Operations Manipulatives 3-5 | Thinking Blocks - math modeling |
| Soccer Math Equivalent Fractions | Thinking Blocks | number bonds machines! |
| Number Twins 10 | Origami fun! | Fact Monster! |
| Metric Millionaire Game! | Math lessons 3-5 | Converting Measurements in the Customary System |
| Customary Units | The Singapore Maths Teacher | Singapore Math Model Drawing |
| Ghost Blasters Multiplication Practice | Maths Games | Proportions Practice |
| GCF and LCM Practice | Math in Focus Online Resources | Math in Focus Haney 5th Graders |
| Division facts practice | ||