MillionFacts 
What causes avalanches?
- What countries does Kenya border?
- How do polar bears stay warm in freezing temperatures?
- Why do zebras live in herds?
- How do platypuses live?
- How do bats locate their prey in the dark?
- What is the concept of Gross Domestic Product (GDP)?
- What is the most famous Canadian mountain for photography?
- Who invented the airplane and when?
- How do sea lions live?
- How do octopuses regenerate lost limbs?
- What is the longest bridge in the UK?
- Who invented the light bulb and when?
- What is the most famous museum in New York City?
- What is the concept of elasticity in economics?
- What is a financial crisis and how does it affect an economy?
- How do puffins live?
- Where is the Dead Sea located?
- How do lizards regrow their tails?
- What is the most famous Canadian lake?
- How do ants carry objects much heavier than themselves?
- What is the function of DNA in living organisms?
- What is the most famous road in the United States?
- What is the impact of inflation on savings?
- What countries does Laos border?
- What is the national animal of Scotland?
- How do kangaroo rats survive in desert environments?
- What causes the colour of the ocean?
- What is the most famous Canadian bridge?
- What is the most famous Canadian nature reserve?
- What countries does New Zealand border?
- What is the most famous Canadian park for camping?
- What is the concept of “buying on margin” in investing?
- How do crows live?
- How do penguins avoid predators in the ocean?
- What is the most famous American space exploration site?
- Where is the world’s highest mountain located?
- Where is the largest known living organism located?
- Why do some animals have natural immunity to certain diseases?
- How do elephants use their trunks?
- What is the most famous American holiday?
- What causes the formation of a rainbow?
- What causes tornadoes?
- What is the UK’s longest river?
- What is the function of the nervous system?
- How do porcupines live?
- What is the UK’s main export?
- How do ants find their way back to the nest?
- What is the state tree of Virginia?
- What is the largest city in the United States?
- What countries does Iran border?
- Where is the world’s largest glacier by area?
- What is the smallest species of mammal?
- How do coral reefs support marine life?
- How do some animals use mimicry to avoid predators?
- What is the function of the lymphatic system?
- What is the UK’s largest freshwater lake?
- Why do chameleons change colour?
- What is the purpose of the large intestine?
- What is the role of a central bank in the economy?