"What do sailboats and theater curtains have in common? They both use pulleys! The pulley plays an important role in modern daily life. This simple machine makes raising and lowering heavy loads much easier. From fixed pulleys to moveable and compound pulleys, readers gain an in-depth understanding of the forces that make these machines work. Readers learn the STEM concepts behind how pulleys have vital roles in compound machines, from allowing cranes...

Which tools do you use throughout your day? You may not realize it, but simple tools are used everywhere! Introduce children to the many ways that simple tools can make our lives easier! Featuring simple phrases, exact text-to-image relationships, large font, and vibrant photographs, this e-book helps support early STEM concepts, aligns to Next Generation Science Standards, and focuses on engineering design.

Audisee® eBooks with Audio combine professional narration and text highlighting to engage reluctant readers! Are you curious about fire trucks? Firefighting clothes? Hoses and ladders? You're in luck! Firefighter Jim works at the fire department. He knows how to handle all kinds of emergencies. He shows a group of kids how he does his job. Let's hear it for firefighters!

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

"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.

Text and illustrations teach young children what a concrete mixer is and how it works.

Skywatching is your comprehensive, indispensable guide to the magic and mystery of the heavens, from the glow of the night's first star to the splendor of distant galaxies.

Whether it's in cake, pudding, cookies, or ice cream, chocolate is found in many different foods and styles of cooking! Early readers explore the history of chocolate and how it's made in this captivating nonfiction reader that features vibrant images and fresh, informational text.

"The towering pyramids in Egypt would not exist without the inclined plane. This simple device transformed the way people do work by allowing workers to move objects without having to lift them vertically. Inclined planes as ramps are vital to modern-day life, allowing trucks to transport everything from furniture to food. Readers learn how to recognize these devices with this engaging read enhanced with full-color photos and crucial STEM concepts....

Skid steer loaders are small construction machines that can do many different jobs. They are very useful for working in small places. Follow a skid steer loader as it drills a hole, lifts up a tree, or moves dirt.