Adrift in heavy seas after a hurricane, Joe finds his boat pulled by strong currents and winds. He follows a flock of birds and discovers other sea creatures moving in the same direction toward some rocks. Can Joes science skills help him to survive?
After a freak wave maroons Joe on a deserted island, he investigates the food chain of the island's ecosystem. He learns to gather food and build shelter, copying other living things and using whatever materials he can find on the island.
When separated from his fellow scientists on the ice in the Arctic, Joe must learn how to survive in the harsh climate. Joe builds an igloo, goes ice fishing, and makes a few animal friends in this engaging title.
Separated from his science team on a mountain after a landslide, Joe is in no hurry to get back. The slide has carried a wealth of fossils with it for him to study! Joe examines these and the mountain terrain to learn how the mountains formed and figure out how old they are.
The M109A6 Paladin is a large, mobile howitzer. It can fire rounds several miles to support ground forces. Readers will learn about the features that make the Paladin successful, how it performs on the battlefield, and common Paladin missions.
Roller coasters offer riders high speeds and thrilling drops! The fastest roller coasters can reach speeds over 100 miles per hour! Eager students will plunge into learning about how roller coasters offer fast, sky-high thrills.