What was...? Series by Jim O'Connor, Who Hq, Dorothy Hoobler, Thomas Hoobler, Who H.Q., Robin Koontz

Discover the true story of the Twin Towers—how they came to be the tallest buildings in the world and why they were destroyed.When the Twin Towers were built in 1973, they were billed as an architectural wonder. At 1,368 feet, they clocked in as the tallest buildings in the world and changed the New York City skyline dramatically. Offices and corporations moved into the towers—also known as the World Trade Center—and the buildings were seen as the economic hub of the world... moreDiscover the true story of the Twin Towers—how they came to be the tallest buildings in the world and why they were destroyed.When the Twin Towers were built in 1973, they were billed as an architectural wonder. At 1,368 feet, they clocked in as the tallest buildings in the world and changed the New York City skyline dramatically. Offices and corporations moved into the towers—also known as the World Trade Center—and the buildings were seen as the economic hub of the world. But on September 11, 2001, a terrorist attack toppled the towers and changed our nation forever. Discover the whole story of the Twin Towers—from their ambitious construction to their tragic end. less

In this addition to the What Was? series, kids will experience what it was like to be in San Francisco in 1906 when the ground buckled in a major, catastrophic earthquake.One early April morning in 1906, the people of San Francisco were jolted awake by a mammoth earthquake—one that registered 7.8 on the Richter Scale. Not only was there major damage from the quake itself but broken gas lines sparked a fire that ravaged the city for days... moreIn this addition to the What Was? series, kids will experience what it was like to be in San Francisco in 1906 when the ground buckled in a major, catastrophic earthquake.One early April morning in 1906, the people of San Francisco were jolted awake by a mammoth earthquake—one that registered 7.8 on the Richter Scale. Not only was there major damage from the quake itself but broken gas lines sparked a fire that ravaged the city for days. More than 500 city blocks were destroyed and over 200,000 people were left homeless. But the city quickly managed to rebuild, rising from the ashes to become the major tourist destination it is today. Here's an exciting recount of an incredible disaster. less

On August 25th, 2005, one of the deadliest and most destructive hurricanes in history hit the Gulf of Mexico. High winds and rain pummeled coastal communities, including the City of New Orleans, which was left under 15 feet of water in some areas after the levees burst. Track this powerful storm from start to finish, from rescue efforts large and small to storm survivors’ tales of triumph.