The "Tangram" calendar provides a year's worth of stimulating magnetic puzzles to create hundreds of finished designsa "from animals and people to a robot and baby carriage. Simply slide the provided magnetic board behind calendar pages to work puzzles by arranging and rearranging seven magnetic pieces ("tans"). Puzzle solutions are provided in the upper corner of the next day's page. Includes seven "tan" magnets and magnetic board Hundreds of tan puzzles Fun for all ages