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.
Yes/No spoons! Cheap and easy way to let every student actively participate in a lesson : ) a great way to assess and check for understanding for my evaluations. One side could be painted red and the other green so it would be easier to see.