10th Grade Trivia Questions & Learning Games
Grade 10 · ages 15–16. Read a fun fact, answer a question and find out why, in six worlds from maths to history. Five questions a round, with stars to collect.
🔢 Numbers: Grade 10 fun facts
- 🧮 Many quadratics can be solved by factorising: x² − 5x + 6 = (x − 2)(x − 3).
- 📐 SOH CAH TOA: sin = opposite ÷ hypotenuse.
- 🔷 The interior angles of a polygon add up to (n − 2) × 180°.
- 📈 Compound interest earns interest on the interest too.
- 🔁 A function turns each input into one output. If f(x) = 3x − 2, then f(4) = 10.
🔬 Science: Grade 10 fun facts
- ⚗️ Chemical equations must balance, because atoms aren't created or destroyed.
- 🧬 Mitosis makes two identical cells. Meiosis makes sex cells with half the DNA.
- 🍎 Newton's second law: force = mass × acceleration (F = ma).
- 💡 Power is how fast energy is used, measured in watts.
- ☢️ Half-life is the time it takes for half of a radioactive sample to decay.
🌍 Our World: Grade 10 fun facts
- ❄️ About two-thirds of Earth's fresh water is frozen in ice sheets and glaciers.
- 📊 Population pyramids show how many people of each age live in a country.
- 🏔️ The Himalayas formed when the Indian plate collided with Asia.
- 🌡️ The Gulf Stream carries warm water from the Gulf of Mexico towards Europe.
- 🇪🇺 The European Union is a political and economic union of European countries.
📚 Words: Grade 10 fun facts
- 🗝️ A motif is an idea or image that keeps coming back in a story.
- 🗡️ A tragic hero has a flaw that leads to their downfall.
- 🎼 Iambic pentameter has 10 syllables per line: da-DUM, five times.
- 🕵️ An unreliable narrator is a storyteller who can't be fully trusted.
- ✍️ 'Affect' is usually a verb. 'Effect' is usually a noun.
🦁 Animals & Nature: Grade 10 fun facts
- 🧬 Humans have 23 pairs of chromosomes.
- 🫀 Arteries carry blood away from the heart. Veins carry it back.
- 💧 Osmosis is water moving across a membrane towards the more concentrated solution.
- 🌡️ Homeostasis keeps your body's conditions steady, like keeping your temperature near 37 °C.
- 🦟 Malaria is spread by mosquito bites.
🏰 Stories from History: Grade 10 fun facts
- 🌐 The United Nations was founded in 1945 to help keep world peace.
- 🚀 The Space Race was a Cold War rivalry between the USA and the Soviet Union.
- 🗳️ In 1920, American women won the right to vote nationally.
- 🇿🇦 Nelson Mandela became South Africa's first Black president in 1994.
- 🏰 The French Revolution began with the storming of the Bastille on 14 July 1789.