Had when i worked in a preschool and kids love them! I would use colored sand instead of white salt. DIY salt tray with alphabet cards. Easy to make and kids have fun smoothing out the salt after correctly making the letter
DRESSING - 25 DIY Toys for Learning - Fastening Fun - Make wood frames, or use old picture frames and attach pieces of cloth with different fasteners to help the kids practice their zipper, button and snap skills.