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Investigating the Milky Way and Other Galaxies with Velma
When you gaze up at the night sky, all the stars you see are part of our own Milky Way galaxy. The Milky Way holds 100 to 400 billion stars Learn about how galaxies form, the …
Spotting Stars and Constellations with Velma
There's much more to stars than meets the eye Our Sun is a star, and it's medium-sized. Super giant stars can be 1,500 times the size of our Sun Come along with science expert …
Eyes in the Sky
Three friends cheat on a math test and get away with it -- until a strange substitute teacher starts asking questions.
Exploring Planets and Dwarf Planets with Velma
A giant storm is raging on the planet Jupiter. Scientists have tracked it for about 150 years, but much about the storm remains a mystery. Science expert Velma and the rest of the …
Deep Roots
Three friends cheat on a math test and get away with it -- until a strange substitute teacher starts asking questions.
Can You Survive the 1910 Big Burn?: An Interactive History Adventure
In the northwestern United States, the summer of 1910 was the driest anyone had seen in a long time. The weather was extremely hot and windy. Crops everywhere were drying up. Then …
The Magic Tapestry
In this Chinese folktale, an old woman spends years weaving, day and night, until one day she reveals a magical cloth. But, moments later, the cloth mysteriously disappears! Now …
Journey to the Future of Transportation: A Max Axiom Super Scientist Adventure
Today most people travel in vehicles powered by fossil fuels. But what will transportation look like 30 years from now? Will people ride in cars that drive themselves? Will the …
Mid-Autumn Festival
The Mid-Autumn Festival is a traditional holiday celebrated in Chinese culture. Also called the Moon Festival or Mooncake Festival, this celebration is all about appreciating the …
Exploring the Solar System and Beyond
Tracking Meteors, Asteroids, and Comets with Velma
Have you ever seen a shooting star? That's a meteor burning up in Earth's atmosphere Learn where you can spot a meteor shower, how to track down a meteorite, and what makes up a …
Ting and the Deadly Waters: A 1931 Yangtze River Flood Graphic Novel
After a summer of nine typhoons in 1931, the dams on the Yangtze River in China broke, completely flooding nearby towns and farms. Twelve-year-old Ting wakes up to a house full of …