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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 ™ collection.
Author
Description
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 ™ collection.
Author
Description
Many kids play video games or ride on skateboards. But long ago, these fun activities didn't exist. Kids rode around on roller skates. They played games with jacks and marbles. What other toys and games 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 ™ collection.
Author
Description
Many people travel long distances by airplane. Some drive hybrid cars powered by gasoline and electricity. But long ago, most people took long trips by boat or train. They drove gas-powered cars that people started by turning a crank. In what other ways has transportation 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 ™ collection.
Author
Description
Many people use cell phones and e-mail to communicate with others. But long ago, these tools didn't exist. All phone calls traveled through wires. And people used machines called typewriters to write letters. What other communication 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 ™ collection.
Author
Description
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 ™ collection.
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