Faust, Daniel R

As liquid water, frozen ice, or steaming gas, water is still made of the same matter. But it acts very different in its different states. Learn the properties of each state of matter, what makes them change states, and more. It's key chemistry curriculum made approachable for all.

Metals and nonmetals make up almost everything in our world. They represent the two biggest sections on the periodic table of elements. But what exactly makes a metal? How are nonmetals similar? And what's a metalloid? Learn the answers to these questions and more. It's key chemistry curriculum made approachable for all.

A flickering flame and erupting vinegar volcano have a lot in common. They are both signs of a chemical reaction. Learn all about the reactions from the smallest atomic structures that cause the changes to the different kinds of products reactions can yield and everything in between. It's key chemistry curriculum made approachable for all.

"Everything around us is made of matter, but what is matter made of? Atoms and molecules! Learn all about how the smallest things in our universe come together to make the biggest, examine what the behavior of molecules does for the matter it makes up, and more. It's key chemistry curriculum made approachable for all!"--Provided by publisher.

"Why does a baking soda and vinegar volcano erupt? That's what happens when you mix and an acid and a base. But just what are acids and bases? What makes them so different? Learn the answers to these questions and more. It's key chemistry curriculum made approachable for all!"--Provided by publisher.

Learn about endangered species and the impact that human activity has on the many plants and animals that share our planet.

"Voting is an important part of our democratic process. But what do you know about the unique way the United States elects presidents and vice presidents? Learn all about the electoral college. How does it work, what are the system's strengths and weaknesses, and what does it mean for the votes of individuals in the country? It's key social studies curriculum made approachable for all!"--Provided by publisher.

Learn about the damage done to Earth through pollution, deforestation, and other human activities.

"The Upper House makes laws that affect everybody in the United States. But what do you know about the Senate? Learn how senators take ideas from bills to laws, what it takes to join the Senate, and how this key part of the legislative branch interacts with the other house of Congress and the rest of the U.S. Government. It's key social studies curriculum made approachable for all!"--Provided by publisher.

"The House of Representatives makes laws for the people they represent. But what do you know about the Lower House? Explore how representatives take ideas from bills to laws, what it takes to join the House, and how this key part of the legislative branch interacts with the other house of Congress and the rest of the U.S. Government to check and balance powers. It's key social studies curriculum made approachable for all!"--Provided by publisher.