
Photo Credit: Library of Congress, Prints & Photographs Division [LC-DIG-ppmsca-03094]
Photo Credit: Library of Congress, Prints & Photographs Division [LC-DIG-ppmsca-03094]
When you hear the word concrete, what do you think of? Concrete is the most commonly used human-made material. It is used to build roads, bridges, and buildings. Félix Candela Outeriño used concrete to make … Read more
Have you ever seen streaks of light in the night sky? Do you call them shooting stars or falling stars? Did you know that shooting stars, also called falling stars by some, aren’t stars? They … Read more
Can you imagine giving a speech in front of a million people? Would you be nervous? Excited? A six-year-old girl from Los Angeles named Sophie Cruz did just that. She spoke because she wanted to … Read more
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