Is there life on Mars? Could humankind eventually colonize the red planet? NASA and other space agencies have been working to answer these questions for decades. From high-powered telescopes to the Mars rovers, the tools used to explore Mars are incredible pieces of technology. What they've discovered about Mars is even more amazing.Â
Reading Level: 4 - 5
Pages: 32
The differences between the Federalists and Antifederalists revolved around the ratification of the U.S. Constitution. It was an argument that started in the late 1780s and in some ways, it's a debate that's still being had today; the power of the federal government versus states' rights, the interpretation of individual liberties, and urban versus rural areas.
Reading Level: 4 - 5
Pages: 32