Pisca pisca feito com bolas de ping pong - Faça você mesmo. | Um lar para Amar - Blog de decoração.
We could totally do this with toilet paper rolls! We'll have to fight the bunnies for them, though. ;)
Another great idea for teaching value using shades and tints. The original poster of this project, art teacher Jessica Young, gives a great explanation of the steps and tips she used with her fourth-grade students.