DIY Glitter Magnets - an easy craft idea for kids too. J in the Library's note: Though glitter is almost guaranteed to be messy, this is a relatively easy project that would only take 2 library classes, or 2 meetings of a maker club.
Awesome Alphabet Wall -- too cute and very stylish too! Time to get out my scrapbook paper! (At first I thought these were magnets on a chalkboard, but it's large paper mache letters on a gray Awesome Alphabet Wall -- too cute and very stylish too!
Use a magnetic board and favor tins to organize small things vertically. I'd like to put my spices in the tins, to save space in the kitchen! This link includes lots of great craft storage ideas, including using closet organizers for craft supplies.