As a school, we put a lot of focus on problem-based learning, especially in the math and sciences. Well, Math Pickle takes this concept and runs with it! Created for kindergarten and up, Math Pickle presents elegant, interesting math problems that require developmentally-appropriate math skills to solve. Each problem is presented in video form, with actual students working on them. Along with showing the problem videos, teachers can download excellent worksheets for practice.
Students will view each problem as more of a puzzle to solve, and will become actively engaged with the material. I gave this one a try, and found myself wanting more: