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All Courses
8th Grade Reading
All Lessons
1
Level 1
0/4
Existential Questions — What's the Point? (And Why That's a Good Question)
+15 XP
Legacy Thinking — What Will You Leave Behind?
+15 XP
Science: Epidemiology — How Scientists Track and Stop Diseases
+15 XP
Science: Pandemics in History — From the Black Plague to COVID
2
Level 2
0/4
Science: Human Reproduction — The Biology of How Life Begins
Science: Sports Science and Biomechanics — Why Athletes Train the Way They Do
Science: Forensic Science — How Evidence Solves Crimes
Science: The Microbiome — Trillions of Organisms Living Inside You
3
Level 3
0/4
Science: Nutrition and Metabolism — How Your Body Converts Food to Energy
Science: DNA Replication — How Your Cells Copy the Code
+15 XP
Science: Protein Synthesis — From Gene to Protein
Science: Population Ecology — Carrying Capacity and Why Populations Crash
4
Level 4
0/4
Science: Evidence for Evolution — Fossils, DNA, and Anatomical Clues
Science: CRISPR and Gene Therapy — Rewriting the Code of Life
Science: Speciation — How One Species Becomes Two
Science: Symbiosis and Coevolution — How Species Shape Each Other
5
Level 5
0/4
Science: Speed, Velocity, and Acceleration — The Math of Motion
+15 XP
Science: Force = Mass × Acceleration — Newton Gets Quantitative
Science: Work, Energy, and Power — The Physics of Getting Things Done
Science: Thermodynamics — Why Heat Flows and Entropy Always Wins
6
Level 6
0/4
Science: Momentum and Collisions — Why Seatbelts Save Lives
Science: Fluid Dynamics — How Air and Water Move
Science: Simple Machines — Levers, Pulleys, and Mechanical Advantage
Science: Exoplanets — Finding Other Worlds Around Other Stars
+15 XP
7
Level 7
0/4
Science: The Future of Space Exploration — Mars, Europa, and Beyond
Science: Earth Systems Interactions — How Atmosphere, Hydrosphere, Geosphere, and Biosphere Connect
Science: Climate Modeling — How Scientists Predict the Future
Science: The Life Cycle of Stars — From Nebula to Black Hole
8
Level 8
0/4
Science: The Search for Extraterrestrial Life — What We're Looking For and Where
Science: Weather vs. Climate — Why a Cold Day Doesn't Disprove Global Warming
History: The Rise of Totalitarianism — Stalin, Hitler, Mussolini, and How Democracies Die
History: The Holocaust — Systematic Genocide and the People Who Resisted
9
Level 9
0/4
History: World War II — The Global War, Not Just the American One
History: Decolonization — Africa, Asia, and the End of Empires
History: The Nuremberg Trials — Justice After Atrocity
History: Propaganda Machines — How Totalitarian States Control Information
10
Level 10
0/4
History: Resistance Movements — Partisans, Underground Networks, and Sabotage
History: The Cold War — Two Superpowers and the World in Between
History: The Civil Rights Movement — From Montgomery to the March on Washington
History: Vietnam and the Counterculture — A Nation Divided