Terms of Use Thanks for your interest in Everyday Curiosity, an online magazine that explores how math, science, and engineering connect to everyday questions. I use the language of “supervising adult” to refer to the adult who paid for the magazine. Everyday Curiosity is designed to be used by the whole family; each family only needs… Continue Reading
Everyday Curiosity: Traffic Lights
Traffic lights help us stay safe by telling us when we can cross the street. Many traffic lights are signals for drivers and pedestrians alike. Ever since more and more people moved into cities, inventors have worked to reduce the number of traffic accidents. Traffic signals work on a simple premise: tell people when it…
Everyday Curiosity: Toothpaste
Our teeth transform each bite of food into something that can be swallowed. Humans have always noticed that food can get stuck between our teeth and have invented diverse ways to to clean our teeth. Did you know that ancient Egyptians made the earliest tooth pastes? Toothpastes rely on a combination of ingredients to scrub…
Everyday Curiosity: Ears and Hearing
Our ears are incredible sound detection machines. Sound enters through the outer ear and travels through the ear canal. The sound wave hits the ear drum causing the ear drum to vibrate. Did you know that there are 3 small bones attached to your ear drum? When your ear drum vibrates, it causes these bones…
Everyday Curiosity: Gold
Awards are a great way to encourage people to put forth their best efforts. It is common to give medals and trophies. As we think about recognizing achievements, we also can learn a lot about the materials we use to make the awards. Many awards are made from gold, silver, or bronze. Bronze is actually…