Introducing writing name.good idea for spelling word practice
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
Clothespins on Hangers to practice alphabetical order (leave out some letters? write words on clothes pins? Lots could be done with this idea. Order clothespin numbers on a separate hanger that looks like a number line.