1)unperceived
2)old mutt
3)territory
4)path
5)mysterious
6)harsh
7)a teenager deeply interested in engineering, exploring, and creating things
8)he believes that gaming and technology can help grow the brain to expand one's learning
9)people to reject computers
10)cocky
The Atlantic Ocean around the North Pole is ice-covered.
I think it was a horse.... I don't know