Right before the big algebra test, the dinosaur felt like he was a <u>nervous rex</u> (nervous wreck, get it?).
This showcases a play of words in the Punchline Algebra book, wherein the answers somewhat rhyme with the correct word that describes the situation.
The native americans were required to live off of the land and which ever type of geographical region that was, it caused the Natives to adapt.
Hitler physically invaded Austria, although he also had some support from within the country, from people who believed all Austrians should be Germans. The invasion was later made to look like a voluntary incorporation with the helped of a staged referendum.