Showing results for "Jacks" in Science & Technology

We experience different sights, activities, and weather each season. Books in this series introduce and label the unique sights of each season, helping listeners learn to read while also learning about the four seasons. Tightly controlled vocabulary and repetitive text patterns create an engaging and supportive listening experience.

Have you ever wondered what makes popcorn pop? One second a kernel is sitting there, tiny and hard as a rock. Next thing you know, it bursts into a fluffy and delicious snack. If you’re curious about this or any of the other mysteries surrounding us every day, then What Makes Popcorn Pop? is the audiobook for you. For example, if salt isn’t hot, then how come we use it to melt ice in the winter? Where exactly does wind come from, and how come we can’t see it? Why is the sky blue?

When the platypus was first discovered by Europeans in the 1800s, it was well-known by Australian Aborigines - but no one knew how to classify it. It lived in the water and laid eggs like a reptile, had a bill like a bird, and was furry and warm-blooded like a mammal. Scientists had to come up with a way to solve this and many other mysteries of nature. Alaskan Polar bears sleeping in hidden underground dens caused problems for researchers wanting to drill for oil without disturbing the bears. Find out how scientists used infrared imaging to see the caves beneath the snow.