smART Class: Floating on to ___ grade! End of the year project. Would be great for exploring circles or as an extension to a bubble exploration. Also, chalk on black paper can be its own exploration using both dry chalk and chalk dipped in liquid starch.
DIY - Sharpie Coasters, ceramic tiles (free or very inexpensive at any home store center), rubbing alcohol added with a straw or eyedropper, (for the colors to mix) -- Great inexpensive gifts!(Diy Ideas For The Home)