Easy to make (collapsible) cardboard playhouse: Turn a cardboard box into hours of entertainment for your little ones with this DIY collapsible playhouse.
DIY for Children! Repurpose Cardboard Boxes into Kid Crafts/Toys! I love this idea!
Popsicle Stick Puzzles - An easy storage idea is a plastic baggy. These puzzles would be great to put in a diaper bag or purse to pull-out when you’re on-the-go and need a quiet activity! Could also add the little magnets to the back for fridge fun.