4+Greater+Grater

This Anthony corne's invention, called the Greater grater.

=**1. What is the name of your invention?**= The Greater Grater =**2. Materials?**=

duct tape, cardboard tube, coat hangars and a girl scout cookie box =**3. Move people or things? Toy for indoor or outdoor play? Help environment?**= Public sandboxes contain animal feces, diseases and other contaminants, this will grate the contaminates out of the sandbox =**4. How does it work? What does it do?**= You put sand inside the top, shake the tube so that the contaminants, such as fecal matter and worms, stay inside the tube, allowing the sand to slip out =**5. Digital sketch (optional)**=