For a cute way to store stuffed animals, try building this Hanging DIY Toy Organizer. Not only is this an inexpensive DIY toy storage idea, but it's also a very simple shelf design. It looks like the stuffed animals are sitting on swings!
Children's Bed - Looks Like A Little House Headboard . instructions seem to be in Dutch, you can try translating it into English but you get the idea for a cute bed that you could copy from the picture and the dimensions of a twin size bed.