| 5. | Monthly Problem | | | Math problems and solutions from Math Central. mathcentral.uregina.ca |
| 7. | Math Forum: Problems of the Week | | | Projects from the Math Forum presenting weekly interactive math challenges to accumulate points for bronze, silver and gold prizes. Individual or class participation. mathforum.org |
| 13. | Math Magic | | | Devoted to original mathematical recreations with puzzles and links. www.stetson.edu |
| 21. | AIMS Puzzle Corner | | | Provides monthly puzzles with the goal of creating an engaging learning environment. www.aimsedu.org |
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