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Big History Quiz

Do you consider yourself a master historian? Then this is the quiz for you! From the Industrial Revolution to the founding of NATO and the UN, you’ll face challenging and fun questions about countries from all over the world. It’s time to show what you’ve got!

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Fact Lab

There are approximately 6,900 distinct languages in existence today, though there may be languages spoken in remote areas that we have yet to discover. No matter how many new languages we find, though, this number will be much lower in 100 years.

Dog noses are wet to better help them absorb scent chemicals. A special mucus is secreted to help them absorb these special chemicals. Once the chemicals are on the nose, dogs lick them so that they can sample them and understand what it is that they're smelling!

When you look a sheep directly in the eye (if you dare!) you will notice that their pupils are rectangular. This gives them a field of vision of up to 320 degrees, allowing them to see almost everything around them, especially potential predators. Sheep also have an excellent sense of smell.

Fact Lab