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.
The Great 8 Octopus - Counting and Fine-Motor Skill Activity for Preschool & Toddlers. Make learning fun and engaging with this easy kids craft using construction paper, markers, school glue, and Cheerios.
Toddler threading activity with giant cardboard beads. Could be a little project to have them paint the tubes, let them dry, and cut the tubes into smaller lengths (with some help). Add stickers for decoration and even more fine motor practice!