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
Santa's Beard Countdown to Christmas Calendar. Perfect for kids to work on fine motor & cutting skills. Maybe a snowman to countdown to winter/Christmas break. Or a flower or spring item with wavy lines for Spring break countdown.