- 3 Act Math Videos
- Dan Meyer – blog – many useful links
- Nrich – enriching mathematics K-12
- Youcubed (K-12 resources from Jo Boaler)
- Galileo – inquiry classroom examples
- Graphing Stories – Dan Meyer and BuzzMath
- Math Talks – Fawn Nguyen
- Visual Patterns – grades 7-9 – Fawn Nguyen
- Which One Doesn’t Belong?
- Numberphile – interesting videos
- 101 questions (photos/videos to help students wonder/ask)
- Peter Liljedahl teacher resources
- Andrew Stadel – Estimation 180
- Carole Fullerton – K-7
- Robert Kaplinsky – problem based lessons K-12
- Janice Novakowski blog
- Math Reggio – organized by Janice Novakowski
- Number Talk images – K-2
- Sandra Ball – early learning
- Chris Jordan photo gallery 1 and photo gallery 2
- University of Washington – TEDD math resources
- Futility Closet – math and science – interesting posts and problems
- Mathwire – activities and appropriate worksheets with a constructivist approach
- New Zealand Mathematics Support
- Would You Rather?
- Math Arguments – creating discussion in class
- SolveMe Puzzles – balance puzzles (logic and number sense)
- Vi Hart (note: also search YouTube for other Vi Hart videos)
- Yummy Math – grades 3-12
- High School – engaging activities
- Don Stewart – blog with many links to activities
- Mathtop10 – K-7 problems (Q and A online environment)
- Aplusclick – K-12 problems – (Q and A online environment)
- Wired Math – games, lessons and challenges for grade 7 -10 ( and could be used for enrichment in grades 4-6)
- Math Pickle – problem solving (puzzles and games)
- A look at mathematics in ‘The Simpsons’ tv show
- MathFROG
**– F**un**R**esources and**O**nline**G**ames for grades 4-6.