How to deal with rich stuck up family from France?

I have some older relatives visiting my family from France. They’re staying for two long weeks. Not only are they rude and stuck up but they’re also filthy rich! Help!!!! They also dislike my dad who’s German and had a poor but loving upbringing. How do I tolerate them for the next two weeks?

How to get plaster of paris out of a plastic container, and how do you dispose it?

My dad made me use plaster of paris for my papier mache project. I told him that it was a bad Idea, but he wouldn’t listen. It hardened in the container almost as soon as I mixed it. It is stuck to the container, and it’s hard. It also says not to put it down [...]