"Have a window that lets in too much light/heat? Display a collection of coloured glass on shelves added into the window opening. You still get light, but filtered, & the added bonus of a displaying your favourite bottle collection.
DIY Tic Tac Toe Game Board for kids-- this would be eas to do for either gender. those pretty organza bags with the black sharpie lines and different colored glass stones from the dollar store :) love it!
The applique lamp Papillon plays with transparencies, colors, and geometric shapes. The two LED strips are integrated into the central beam with finishing in golden, that supports the two colored glasses.