Antonyms are words that have opposite meanings (such as hot and cold). Piece together opposite words with their matching pictures, in this self-correcting puzzle, to create a completed card. The unique 4 piece jigsaw structure allows the child to divide the puzzle into 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 2 sides of the puzzle can join to create a completed 4 piece puzzle to help the child visually identify the words that have opposite meanings. Each jigsaw piece is a specific shape and can only be joined in a certain sequence helping the child to self correct their puzzle. 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. Includes a set of 12 puzzles. Details:7.25" x 6.25" x 2.5" package sizeContains 48 pieces (12 puzzles)For ages 5 and up