Children choose a letter out of a bucket and dab it with a bingo marker. (Different colour for each letter.) Good for letter recognition. Do something similar with numbers 1 through 10 or Can add pictures for sound recognition also
Magnetic number fishing, they add what they catch! As well as addition, develops hand/eye coordination, fine motor--I love this for magnetic letter fishing too! When they catch a letter, they say its name and sound.
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