This might make a good Christmas gift.
Disgusting Science KitThis kit's got the ick your kids love, as they grow germs in all their gross-'em-out glory.
Your kids will love learning about the science of slime, scum, muck and grot!
Disgusting Science is the kit for kids to learn about what makes the stomach churn.
Not for small fry; ages 8 and up.
Kit includes all the tools you need; you supply the gross stuff, and a bowl to put it in
What sits in your armpits? What grows in your nose? What grew in your shoe? See it grow in a Petri dish with Disgusting Science!
Adult supervision required. Barf bag optional!
http://livesciencestore.com/56836.html