Books in First Step Nonfiction _ Tools at Work series

Beginning readers will explore how hammers pound in and pull out nails. A back matter spread explains how hammers are one kind of simple machine: a lever.

Curious readers will discover how screwdrivers tighten screws using different kinds of tips. A back matter spread explains how screws are simple machines used to fasten objects together.

Learners will understand how saws have sharp teeth that cut through wood. A back matter spread explains how saws are a kind of simple machine: a wedge.

Students will see how levels indicate whether objects are flat or straight. A back matter spread explains why people use levels.

Kids will find out how wrenches tighten bolts in many types of situations. A back matter spread explains how a wrench is another type of lever.

Young readers will learn how pliers grip and hold objects in their jaws. A back matter spread explains how pliers also work as levers.

Simple text and photographs introduce pigs and their body parts.

Young readers will learn how pliers grip and hold objects in their jaws. A back matter spread explains how pliers also work as levers.

Kids will find out how wrenches tighten bolts in many types of situations. A back matter spread explains how a wrench is another type of lever.

Students will see how levels indicate whether objects are flat or straight. A back matter spread explains why people use levels.

Curious readers will discover how screwdrivers tighten screws using different kinds of tips. A back matter spread explains how screws are simple machines used to fasten objects together.

Beginning readers will explore how hammers pound in and pull out nails. A back matter spread explains how hammers are one kind of simple machine: a lever.