Another pinner said Seusstastic Classroom Inspirations: Word Work. Students place the lily pad "sight words" or any word families around the room and say them as they hop on each word. I can see adapting this for any math skill as well!
Shaving foam and powder paint mixing and mark making. This is another good example of AFFINITY SPACE and it has all the facets of triggering curiosity- Empowering Pedagogy for Early Childhood Educators