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The Spanish Civil War Quiz
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As a revolution gripped the country, Spanish citizens took up arms against one another and mercilessly slaughtered their neighbors. How much do you know about the Spanish Civil War?
How many atoms are in a person?
science.howstuffworks.com/atoms-in-person.htm
Atoms: the building blocks of life and the universe. We're all made of these microscopic bits of matter, but how many does it take to make a complete human being? And exactly what kinds of atoms do we have inside us?
Sandwiches Made by Famous Chefs and Restaurateurs
recipes.howstuffworks.com/sandwiches-made-by-famous-chefs-and-restaurateurs.htm
Can you imagine have your sandwich be made by a famous chef or restaurateur? Check out what famous chef or restaurateur made which sandwich in this article.
Will the U.S. Ever End Its Dependence on Foreign Oil?
science.howstuffworks.com/environmental/energy/cut-dependence-foreign-oil.htm
The United States is the world's top producer of oil, but it still depends on foreign countries for millions of barrels, as well. Will there ever be a time when the U.S. is totally independent when it comes to oil production?
Understanding Interval Notation in Mathematics
science.howstuffworks.com/math-concepts/interval-notation.htm
Mathematicians use something called interval notation to convey information about a range of values in a way that's clear and easy to understand. This form of writing is necessary because intervals are common concepts in calculus, algebra and statistics.
There Were No Flying Dinosaurs, Only Flying Reptiles
animals.howstuffworks.com/extinct-animals/flying-dinosaurs.htm
It can be fun to imagine what it was like when dinosaurs were alive on Earth, lurking under the water, defending their territories on land and soaring through the sky. But wait, that imaginary scenario is technically inaccurate. As it turns out, there were no flying dinosaurs, only flying reptiles.
How Do You Measure the Largest Waterfall in the World?
science.howstuffworks.com/environmental/earth/largest-waterfall-in-the-world.htm
Waterfalls are easily among the most spectacular natural wonders of the planet. The constant flow of water can suggest infinity, and the raw sensations - the thundering roar, the rising mist, the sheer volume of water - attest to nature's grandeur and power.
Freshwater Snails: Helpful Carriers of Harmful Parasites
animals.howstuffworks.com/marine-life/freshwater-snails.htm
You might think of snails as the little shelled creatures that you find crawling in your garden, or even as a delicacy of French cuisine, where they are called "escargot." But there are snails that live in the water, too, including marine snails in the tropical oceans and freshwater snails found across the world in ponds, lakes and rivers.
Meet the Largest Living Organism, aka the Humongous Fungus
science.howstuffworks.com/life/biology-fields/largest-living-organism.htm
Have you ever wondered what the largest living organism on Earth is? Well, you might be surprised to learn that it's not a giant blue whale or a sequoia tree; it's a fungus!
Off to the New World: The Christopher Columbus Quiz
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Whether you consider him a visionary explorer or a barbaric invader, there's no doubt that Christopher Columbus was a fascinating guy. How much do you know about the explorer and his many voyages? Take this quiz to find out.