I think you could also have multiple pipe cleaners coming from one number and students have to show multiple ways to add numbers to get to that number. Counting with pipe cleaners and beads. Great for fine motor development too.
Toddler play activity pom pom colour sorting Play with colourful pom poms in the sensory table and sort them by colour into coloured egg cartons! Fine motor control, colour recognition and early sorting skills for toddlers and preschoolers.