The unique 4 piece jigsaw structure allows the child to divide the puzzle in to 2 separate puzzles. The child can first match the word and the picture from one side of the puzzle to help understand its meaning. The two sides of the puzzle can join to create a completed 4 piece puzzle to help the child visually identify the words that are different but have the same meaning. Each jigsaw piece is a specific shape and can only be joined in a certain sequence helping the child to self correct their puzzle. Features Each puzzle contains a vibrant, engaging picture to help with self correction As the pieces of the puzzle are joined together correctly it will reveal a completed picture Pack of 3 Specifications Age: 5 Plus Weight: 3.27 lbs