34 things you can improve with a Sharpie - some fun ideas here that can also keep your tweens and teens occupied!:
Don't Mind if I Do: DIY: Personalized Mugs (aka Sharpie Mugs)
With 310 elements, here's a gigantic vector set you'll never outgrow!
This is a photograph of an original hand drawn design done with finepoint sharpie on Bristol board. The print is on thick quality 9 x 6 paper!
sharpie brush pen - Google Search
DIY Sharpie Mug
Sharpie Tie Dye Designs on Fabric, just add rubbing alcohol to blend the design and set with a hot iron.
I can do this with the Sharpie idea. Mug, Sharpie design on mug, 350 degree oven for 30 min. Art!