Instead of numbers write the color word on the bottles. Sort pom-poms by color. Empty each bottle and count the pom-poms. Then record how many pom-poms were in each bottle. Add the two colors together for addition practice.
Two Preschool Math Activities with Duplo Legos: great time filler if the room is cleaned and we are waiting for parents if the service has gone longer than expected Ages Demonstrate awareness of patterning Demonstrate understanding of classifying