Larsen GP3 MemoPuzzle: Addition with Numbers from 0-20, 40 Piece Boxless Tray & Frame Jigsaw Puzzle

EDUCATIONAL - This puzzle helps children learn mathematics. Practice makes perfect, so the more times the puzzle is completed, the better the child will remember. MEMO PUZZLE - Initially a MemoPuzzle is intended to be used as a Quiz Puzzle, where each piece shows the problem to be solved by placing the piece by the correct answer on the frame. Later on the pieces can be used to play Memo. LEARNING AID - Puzzles let the person puzzling work at their own pace and develop the ability to concentrate. NO BOX - The space-efficient tray and frame design does not require a storage box, making it easy to store. TRAY & FRAME - All our puzzles are made with tray and a permanent edge that holds the pieces in place while puzzling., Manufacturer: L.A. Larsen AS