There's something here for all ages - from toddlers to teens. All you need is a ball of yarn and one or two other supplies that you already have around your house or yard.
35+ Valentines Preschool Crafts - Easy Art and Craft Ideas - Natural Beach Living
Happy Hooligans
Yarn crafts for kids - The Craft Train
Snow Window - Winter Activity For Kids - No Time For Flash Cards
25 Favorite Yarn Crafts and Learning Activities for Kids
Paper Towel Roll Crafts: Get 35+ Great Ideas! - Mod Podge Rocks
35+ Yarn Crafts for Kids of All Ages - Happy Hooligans
40+ Fall Art Activities for Preschoolers - Twin Mom and More
50+ Popsicle Stick Christmas Crafts - Happiness is Homemade