MATH PUZZLES, COMPETITIONS & BRAINTEASERS!
The Centre for Innovation in Mathematics Teaching over in the UK has put together this GREAT collection of brain-stretching mathematical problems and shape related teasers (including printable tangram puzzles, sliding blocks, pentominoes, and dissection puzzles). There are dozens of them on this page, all designed to get your students thinking mathematically and using their problem-solving skills!
Click here to go to their math challenges page!