Wood Sandbox What Type Of Wood For Child's Sandbox?

What type of wood for child's sandbox? - wood sandbox

My husband wants to make a sandbox for our children. What kind of wood should I use? I know I should not be treated with arsenic, but someone told me that using cedar ... and then a carperts said pine shavings are very dangerous. I assure you that this sandbox safe. Please help me help my husband!

Other suggestions for a litter box?

THANK YOU!