Forget Crayons :: 11 Best Art Materials for Toddlers
Secret Letters Activity: an awesome crayon resist literacy activity that's so much fun! A quick and easy indoor activity for toddlers and preschoolers; alphabet activity
This pin says it's for boys but I think the girls I watch would also love many if not all of these activities.
Printable Crayon Color Flashcards for Kids
Set them lose inside a box - could even give washable markers if you're sure they are contained. Might be more exciting than crayons
Coloring on Sandpaper Activity for Toddlers: A unique sensory experience and a great way to encourage your child to hold their writing utensil correctly!
homemade bath crayons. other toddler crafts here too
matching eggs to pictures...love this for an easy "thinking" game for preschool around age 3
A super easy to prep rhyming activity that also works on color recognition. Perfect for a color themed unit in preschool.
My kids are huge fans of Oliver Jeffers—check out our favorite 13 children's books by Oliver Jeffers, from The Day the Crayons Quit to How to Catch a Star.