Grade 1

Uh-oh, the car won’t start. Better call a mechanic! Mechanics test, care for, and repair the machines that keep our world running. This informative title helps readers understand the busy… More →

Bridges take cars, trains, and people across rivers, lakes, and canyons. This introductory title covers the materials used in bridge construction, the types of bridges, and the scientific… More →

Energy makes our world move! Heat, motion, electricity, and food are just a few ways kinetic and potential energy impact our daily lives. In this fact-filled book, students will learn the… More →

Gila monsters are as fascinating as they are elusive. Burrowed underground, these colorful carnivores hunt at dawn and eat just four times a year. Curious students will love this journey… More →

Where does sound come from? What makes it loud or soft? High or low? Young scientists who explore this title will learn about sound waves, amplitude, frequency, and more through informative… More →

Red means stop! Sometimes. Ladybugs are red to scare away predators, but cardinals turn red from the berries they eat. Pygmy seahorses blend in with red coral around them to hide. Curious… More →

Strap into a harness and prepare for a wild ride! Roller coasters offer steep hills, wide turns, and incredible speeds. Curious readers will find information on the history of roller… More →

It’s hammer time! Pileated woodpeckers are some of the largest woodpeckers in North America. These striking birds drill holes a foot high and can even break trees in half with their powerful… More →

Orange you glad monarchs have such bright wings? They warn predators of the butterflies’ terrible taste. Orangutans are orange to blend in with tree trunks. Male rufous hummingbirds show off… More →

In the United States, Labor Day honors American workers. What started as a small labor union festival in 1882 has become a national holiday. Every first Monday in September, many schools and… More →

Rain or shine, a farmer’s work is never done. Farmers grow crops, raise livestock, and gather eggs and milk. Young readers will get an inside look at a day in the life of these important… More →

At 200 pounds, mastiffs are the world’s heaviest dogs. Centuries ago, they were bred as fighting dogs, but today these massive pups are gentle, lazy companions. Young readers will love… More →