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! Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!