Projectile points of American Indians have long been objects of interest to students and historians. This arrowhead book has hundreds of photos, information about geographic origin, methods of production, sizes, and a special section on detecting fakes.

Guide and source-book with advice on observing and collecting gems and minerals in Wyoming.

"In this book, readers will learn about the fascinating stories behind fossils and how they are preserved. Vibrant, full-color photos and carefully leveled text will engage readers as they learn more about how fossils form, the shapes they take, and where they can be found"--

Tyler Locke's routine commute on a Washington State ferry is interrupted by a chilling anonymous call: his father has been kidnapped, and a truck bomb is set to detonate on board in twenty minutes. When Tyler reaches the bomb on the boat's car deck, he's stunned to find classical languages expert Stacy Benedict waiting for him. She's received the same threat, and her sister has also been taken. In order to disarm the bomb, Tyler and Stacy must work...

The year is 1876. Among the warring Indian tribes and lawless gold-rush towns of America's western territories, two paleontologists pillage the Wild West. They are hunting for dinosaur fossils, while surveilling, deceiving and sabotaging each other in a rivalry that will come to be known as the Bone Wars. Into this treacherous territory plunges the arrogant and entitled Yale student William Johnson. Determined to survive a summer in the west to win...

Army epidemiologist Frank Slater's offered a job no one else wants: to travel to a small island off the coast of Alaska and investigate a potentially lethal phenomenon. The permafrost has begun to melt, exposing bodies from a colony that was wiped out by the dreaded Spanish flu of 1918 and was once devoted to the mad Russian monk Rasputin. Frank must determine if the thawed remains still carry the deadly virus in their frozen flesh and, if so, ensure...

"Coming home from the beach or a walk in the woods with a fine collection of rocks, shells, pinecones, and seed pods is easy. The trick is to know what to do with them once you get them back to your room. What's fun is that identifying, preserving, and displaying your treasures will let you learn all about them and get you started on becoming a true natural history collector. This book is full of hands-on, kid-friendly projects for the budding naturalist....