In the Know
The History of the Postal Service
National Postal Workers Day is July 1st. On that day, we thank the postal workers who bring us our mail. But how much do you know about the postal service? The postal service in the … Read more
In the Know
In the Know
How to Help People With Things You No Longer Need
Do you trip over toys on your floor? Do you have clothes that don’t fit you anymore? If you have something you don’t want or need, someone else might be able to use it. That’s … Read more
In the Know
Syncing Fireflies
Have you ever seen so many fireflies? These fireflies are different from the ones you might see on a summer night. They are called synchronous fireflies because they “sync” their flashing and all flash at … Read more
In the Know
How to Thank Essential Workers
Since the beginning of COVID-19, many people have gone to school at home or worked from their home. They wanted to be sure that they didn’t spread the virus to other people. But some people … Read more
In the Know
Why Do We Have a National Trails Day?
National Trails Day celebrates trails in the United States and encourages people to take a hike! National Parks are great places to hike. More than 140 years ago, the United States created the world’s first … Read more
In the Know
How Do People Use Lasers?
A laser is a thin, powerful beam of light. Lasers use mirrors to focus light energy. People use lasers every day. You may even have a laser at home. A DVD player uses a laser to read the information on … Read more
In the Know
Why Is the Census Important?
The Constitution of the United States says that a census should take place every ten years. This year is one of those years. What happens in the Census? A census counts the people living in … Read more
In the Know
Bicycle Safety Tips
Riding a bicycle is lots of fun. Riding is great exercise and a fun way to get to places you want to go. But every year, about 300,000 kids go to the hospital for bike … Read more
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Happy Earth Day!
Earth is worth celebrating. It’s the only planet we can call home! Earth is not too hot and not too cold. One thing that keeps Earth from getting too cold is its atmosphere [layer of … Read more
In the Know
Earth Day: The Great Global Cleanup
Earth Day is April 22. On this day, we do things to help the Earth. This year, many people are staying inside to prevent the spread of a virus. Many Earth Day events will happen … Read more