Key Features :
i : 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.ii : 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.iii : Each jigsaw piece is a specific shape and can only be joined in a certain sequence helping the child to self correct their puzzle.iv : 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.v : 12 puzzle per set, sold as 3 sets, 36 puzzles total