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Back in 775 BC, athletes from all over Ancient Greece came together to compete in various games. The contests were held every four years and winnin...

This revised edition (updated for the 2024 election) explains American presidential campaigns and includes stickers, activities, and a color-your-o...

From the #1 New York Times bestselling series comes the latest title in the Who HQ Now format for trending topics. It tells the history of a politi...

Whether Congress is in session or not, here is an enthralling overview about the branch of our government closest to average Americans.Best-selling...

Find out how these fun, stackable blocks became the most popular toys in the world.The LEGO toy company was founded in 1934 by a Danish carpenter w...

Relive the moments when African Americans fought for equal rights, and made history.Even though slavery had ended in the 1860s, African Americans w...

We the people at Who HQ bring readers the full story--arguments and all--of how the United States Constitution came into being. Signed on September...

Step back in time to the birth of America and meet the real-life rebels who made this country free!On a hot summer day near Philadelphia in 1776, T...

Hear ye, hear ye! Get ready to learn all about the most powerful court in the United States.Ever since it was established in 1789, the United State...

A terrifying attack! On December 7, 1941, Japanese war planes appeared out of nowhere to bomb the American base at Pearl Harbor in Hawaii. It was a...

Land ho! Discover what the Age of Exploration was all about in this wonderful addition to the bestselling Who HQ series!Before the fifteenth centur...

Travel back to the time when the mighty dinosaurs ruled the earth.The Age of Dinosaurs began about 250 million years ago. In the beginning they wer...

The Berlin Wall finally came down in 1989. Now readers can find out why it was built in the first place; and what it meant for Berliners living on ...

"No Taxation without Representation!" The Boston Tea Party stands as an iconic event of the American Revolution—outraged by the tax on tea, America...

Learn more about the history of the feast that started off as a harvest celebration and has now become a national holiday.After their first harvest...

On October 29, 1929, life in the United States took a turn for the worst. The stock market – the system that controls money in America – plunged to...

A mesmerizing overview of the world as it was when glaciers covered the earth and long-extinct creatures like the woolly mammoths and saber-toothed...

Oh, rats! It's time to take a deeper look at what caused the Black Death--the deadliest pandemic recorded in human history.While the coronavirus CO...

For more than one hundred years, people have been captivated by the disastrous sinking of the Titanic that claimed over 1,500 lives. Now young read...

No one knows where the term Underground Railroad came from--there were no trains or tracks, only "conductors" who helped escaping slaves to freedom...

Saddle up and get ready for a ride back into the wild and wooly past of the American West.The west was at its wildest from 1865 to 1895, when terri...

This baseball league that was made up of African American players and run by African American owners ushered in the biggest change in the history o...

Something wicked was brewing in the small town of Salem, Massachusetts in 1692. It started when two girls, Betty Parris and Abigail Williams, began...

The Grinch meets Snowmen at Christmas in this rollicking, rhyming picture book that answers the question, Why can't Christmas last all year? What h...