Curated OER
Make a difference
Students figure out math equations based on the recycling of cans and gas consumption. In this recycling lesson plan, students have challenge cards that ask them challenge questions on how to save gas and what a difference recycling can...
University of Regina (Canada)
University of Regina: Math Central: Quandaries and Queries at Math Central
Students can post a question about Math here and someone at the university will reply. There is an extensive list of questions that have been asked and answered already, arranged in alphabetical order by topic.
Math2
Math2
This is a site for students and teachers of all grade levels. If you are looking for math tables, general information about math topics, or you would like to ask a question, this is the site to visit.
Other
Problems in the Points Contest of Ko Mal
Learn about the annual KoMal competition in mathematics, physics, and information technology, and challenge your ability to solve problems involving advanced algebra, logic, and other related topics through the tests provided at this site.
Braingle
Braingle: Probability Brain Teasers
Check out the variety of probability brain teasers at this site, which you can sort by popularity and difficulty.
Braingle
Braingle: Math Brain Teasers
Check out the variety of math brain teasers at this site, which you can sort by popularity and difficulty.