The Let's Learn series of Puzzle Doubles combines a puzzle and multiple activities into a highly educational, interactive learning experience for your child. This Let's Learn puzzle introduces numbers in a very bright and colorful way! First have the child complete the puzzle. Be sure to "talk about" all the illustrated objects on the colorful images. Once complete, turn the puzzle over and now you have great learning activity! Color in the objects using the enclosed write on/wipe off crayons, and be sure to practice those hand writing skills by tracing and writing the letters, numbers and words as shown. Each 50 piece puzzles measure a giant 3' X 2'! Ages 3 years.