This is why I keep all my magazines! I remember using magazines multiple times for school projects! But this-Really cool idea - cardboard doll house with magazine pictures. Could do with a firehouse/something more boyish, too.
DIY Paintbrush Ideas for Kids using Household Items- I would use this in my science center. First I would have children predict what each of these "paintbrushes" would do, then students would use each of them and see if their predictions were right.