The nervous system is a complex network of nerves that allows you to experience the world around you. Children will find out how nerves carry messages to the brain so that people can do things like jump and eat.
A monster truck rolls over a car and crunches it under its huge wheels. Monster trucks are giant pickup trucks that can race around a track. Kids will roar with excitement as monster trucks dominate this book's pages.
Pulleys are simple machines used to lift and move loads. Builders use pulley systems to lift tools or materials. Elevators use pulleys to move up and down. Kids will learn how pulleys make work easier and how they are often part of complex machines.
The planets in the solar system are in constant motion as they orbit the sun. Motion is all around! Children will get an introduction to the laws of motion and learn about speed, friction, and action and reaction.
Ramps are simple machines used for work and play. Workers use them for easy loading and unloading. Skateboarders use them to do tricks. Readers will learn how ramps make work easier and how they are used in everyday life.
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.