This would be a fun idea for kids and a great use for all those toilet paper rolls I can't throw away! Chopsticks or tweezers for fine motor skills, used to pick up and drop pom-poms into color matched toilet paper rolls.
Montessori Monday – Activities with Marbles and Golf Tees from Montessori at Home!
Pom pom drop activity for toddlers is great for developing fine motor skills and an understanding of cause and effect. Simple and fun. Use toilet paper tubes. - Laughing Kids Learn I have paper towel tubes.