Keith McCarthy

A photographic introduction to pulleys for beginning readers, explaining what pulleys are and how they work, looking at different types of pulleys, and discussing pulleys and complex machines.

"Relevant images match informative text in this introduction to coding in homes. Intended for students in kindergarten through third grade"--

"Relevant images match informative text in this introduction to coding in video games. Intended for students in kindergarten through third grade"--

"Simple text and full color photographs introduce beginning readers to the characteristics of droughts. Developed by literacy experts for students in kindergarten through third grade"--Provided by publisher.

"Simple text, full color photographs, and illustrations introduce beginning readers to the basic principles of wheels and axles. Developed by literary experts for students in grades 2 through 5"--Provided by publisher.

"Exciting illustrations follow the events of the Deepwater Horizon oil spill. The combination of brightly colored panels and leveled text is intended for students in grades 3 through 7"--

Introductory text, photographs, and simple scientific diagrams combine to explain the functions of the skeletal system.

"Exciting illustrations follow the events of the Apollo 13 Mission. The combination of brightly colored panels and leveled text is intended for students in grades 3 through 7"--

"Simple text, full color photographs, and illustrations introduce beginning readers to the basic principles of wedges. Developed by literary experts for students in grades 2 through 5"--Provided by publisher.

"Exciting illustrations follow the events of the Titanic disaster. The combination of brightly colored panels and leveled text is intended for students in grades 3 through 7"--Provided by publisher.