Books in Lightning Bolt Books ® _ Hero Dogs series

Many people use computers to work from home and other places. And special equipment makes work safer than in the past. But long ago, computers didn't exist. Safety equipment hadn't been invented either. In what other ways has work changed over time? Read this book to find out!Learn how daily life has changed over time in the Comparing Past and Present series--part of the Lightning Bolt Books (tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books (tm) bring nonfiction topics to life!

Snow swoops and swirls. It drifts from the sky and blankets the ground. People bundle up by roaring fires. Animals snuggle together to stay warm. What else happens when the weather is snowy? Read this book to find out! Learn all about kinds of weather in the What’s the Weather Like? series - part of the Lightning Bolt Books™ collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books™ bring nonfiction topics to life!

What animal has a furry body, a short tail, and sharp claws? Prairie dogs! But do you know where prairie dogs live? Or what sounds a prairie dog makes? Read this book to find out! Learn all about different animals in the Animal Close-Ups series - part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life!

"What insect has wings with orange, white, and black patterns? A monarch butterfly! But do you know what monarchs do in the fall? Or how monarchs change throughout their lives? Read this book to find out! Learn all about different animals in the Animal Close-Ups series--part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life!"

What do a penguin, a pigeon, and a peacock have in common? They're all birds! But do you know what makes a bird a bird? Read this book to find out! Learn all about reptiles, insects, mammals, and other animal groups in the Meet the Animal Groups series - part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life!

How big is the statue of President Abraham Lincoln inside the Lincoln Memorial? It's 19 feet (6 meters) high. That's taller than three adults standing on one another's shoulders! Whose idea was the Lincoln Memorial? And how did workers build the amazing statue? Read this book to find out. Learn about many remarkable sites in the Famous Places series--part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life.

What do an elephant, a mouse, and a dolphin have in common? They're all mammals! But do you know what makes a mammal a mammal? Read this book to find out! Learn all about birds, insects, reptiles, and other animal groups in the Meet the Animal Groups series - part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life!

What animal flies, has sharp claws, and hangs upside down to rest? Bats! But do you know what bats do at night? Or how they find food? Read this book to find out! Learn all about different animals in the Animal Close-Ups series part of the Lightning Bolt BooksTM collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt BooksTM bring nonfiction topics to life!

Many people store food in refrigerators and clean clothes in washing machines. But long ago, these tools didn't exist. Big blocks of ice kept food cold. And people scrubbed clothes on long, bumpy boards. What other household tools have changed over time? Read this book to find out!Learn how daily life has changed over time in the Comparing Past and Present series--part of the Lightning Bolt Books (tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books (tm) bring nonfiction topics to life!

"Do you know how long it took to build the Washington Monument? It took 36 years! Visitors have loved to look out from the top of this tall building ever since it was finished. But who planned the Washington Monument? And what troubles did workers building it face? Read this book to find out. Learn about many remarkable sites in the Famous Places series--part of the Lightning Bolt Books(tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books(tm) bring nonfiction topics to life. "

Many people use computers to work from home and other places. And special equipment makes work safer than in the past. But long ago, computers didn't exist. Safety equipment hadn't been invented either. In what other ways has work changed over time? Read this book to find out!Learn how daily life has changed over time in the Comparing Past and Present series--part of the Lightning Bolt Books (tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books (tm) bring nonfiction topics to life!

Many kids take backpacks to school. Many teachers write on dry-erase boards or use computers. But long ago, these tools didn't exist. Students carried their books with book straps. Teachers wrote on black chalkboards. In what other ways has school changed? Read this book to find out!Learn how daily life has changed over time in the Comparing Past and Present series--part of the Lightning Bolt Books (tm) collection. With high-energy designs, exciting photos, and fun text, Lightning Bolt Books (tm) bring nonfiction topics to life!