DURABLE AND STRONG MATERIAL: The wooden letter blocks and tray are made of natural wood, which is non-toxic and safe for children. Larger wooden blocks that prevent children from swallowing. The flash cards are durable with rounded corners and no sharp edges, smooth and burr-free and easy to use. These wooden spelling games are perfect for preschoolers learning letters and matching.How to play: Place the learning card into the slot in the wooden board, the cards to cover the words shown in the picture, then spell the words on the wooden alphabet blocks according to the sight word flash card picture prompt information or you can also be used alone to countless word games and activities. Build confidence by building vocabulary and acquiring definitions of different words.Preschoolers learn games: Matching letter helps develop memory skills, hand-eye coordination , strategic thinking, increases spelling ability, word recognition and concentration. Perfect for preschoolers, English beginners, kindergarten, 3-year-old toddlers and older children.Gift for toddlers of all ages: pictures of cute cartoons, simple and simple words, fun spelling game, colorful gift box design, a perfect choice for preschoolers! Surprise your little kids with the matching letter set and give them a unique birthday, Thanksgiving, Christmas or holiday gift!