MillionFacts 
What is the role of taxation in a country’s economy?
- How do glaciers carve valleys?
- How do sunflowers benefit the environment?
- What is the role of venture capital in the economy?
- How do chameleons change their color?
- What is the most famous Canadian historical site for Indigenous culture?
- How do squid use their ink for defence?
- What is the UK’s largest city by area?
- What is the oldest football club in the UK?
- How do baboons live?
- What is the role of the Organization of Petroleum Exporting Countries (OPEC)?
- What is the largest airport in Scotland?
- What causes the Earth’s magnetic field?
- What is the most famous American war memorial?
- How do buffaloes live?
- What is the largest species of octopus?
- How do bottlenose dolphins live?
- Why do some animals produce poison?
- How do butterflies find their host plants?
- How do otters live?
- What is the primary purpose of the digestive system?
- What causes glaciers to move?
- Why do deserts often have oases?
- How do carnivorous plants capture insects?
- What is the UK’s largest university?
- How do giraffes communicate with each other?
- Why do bats hang upside down?
- What countries does Bhutan border?
- Where is the world’s largest living reef located?
- How do ants protect their colonies?
- What is the national bird of the United States?
- How do antelopes live?
- Why do we have seasons?
- What is an exchange rate and how does it affect international trade?
- What countries does Suriname border?
- What is the role of consumer confidence in the economy?
- What causes the color of the sky?
- What is the state animal of Louisiana?
- What is the state insect of Minnesota?
- What is the UK’s most famous palace in Northern Ireland?
- How do sharks live?
- What causes lightning to strike?
- What causes tides to rise and fall?
- What is the state tree of South Carolina?
- How do red pandas live?
- Who invented the ironing board and when?
- How do badgers live?
- What is a smart contract in cryptocurrency?
- How do canaries live?
- What countries does Bolivia border?
- What is the largest known species of squid?
- What is the state rock of Alaska?
- Why do fireflies synchronise their flashing?
- How do bats find food at night?
- What is the most famous Canadian city for its multiculturalism?
- What is the most famous museum in Washington, D.C.?
- What is a decentralized autonomous organization (DAO)?
- Why do some birds migrate?
- How do vultures live?
- What is the UK’s oldest bridge?