Oligarchy
June 12, 2026 2:01 pmMany governments through history have taken the form of oligarchies. But how do the small groups in power within these governments take hold? Explore more about oligarchies with content tied...
1190 Search Results for body-systems-need-to-know
Gravity
June 12, 2026 1:30 pmWhat pulls us down a steep hill on a skateboard, affects our planet’s tides, and keeps us spinning around the sun? Gravity! Learn all about how the force impacts life...
Artificial Intelligence
June 12, 2026 12:53 pmComputers can now drive cars, translate live speech, and even solve real-world problems. Some of the most cutting-edge advancements have been made thanks to artificial intelligence. But just what is...
Inflation
June 12, 2026 1:40 pmGas, groceries, and other things can become more expensive over time because of inflation. In response to rising prices, people may change how they shop or what they buy. And...
Valleys and Gorges
June 12, 2026 2:56 pmDeep valleys and gorges cut across landscapes around the world. But how do they form? And how have we learned to harness power from the deep splits in the ground?...
Disappearing Ice Sheets
June 12, 2026 1:11 pmBig blocks of ice that have built up on Earth over millions of years are shrinking. What’s happening to them? Climate change is making things hotter, causing massive melting of...
Inner Planets
June 12, 2026 1:41 pmWhat do Mercury, Venus, Earth, and Mars have in common? They are all inner planets. These four planets are closest to the sun. Explore the inner planets with content tied...
Sea Level Rise
June 12, 2026 2:18 pmEach year, Earth’s oceans inch further onto land. What’s the cause of this sea level rise? Climate change is melting ice and warming waters. Explore sea level rise with easy-to-understand...
Theocracy
June 12, 2026 2:48 pmWhat happens when religion shapes the law of the land? A governmental system driven by religion is called a theocracy. But how does this form of government work? Explore more...
Decolonization
June 12, 2026 1:10 pmFor years, colonial rule shaped and reshaped many countries across the Americas, Asia, and Africa. The huge rush of decolonization after the second world war was equally impactful. Dive into...
Smoking and Vaping
June 12, 2026 2:25 pmSmoking and vaping can damage our hearts and lungs. Explore more about this health risk with content tied to the curriculum of upper-elementary and middle school students and easy-to-understand text...
Food Webs
June 12, 2026 1:24 pmEnergy is passed along through a tangled web of all living things. From producers, to consumers, to decomposers, explore food webs. Follow along with easy-to-understand content tied to the curriculum...