It is hard to imagine that something so important to our daily lives has been around for less than 70 years. People use computers today to calculate, store information, send messages, control More →
Grade 4
2576 records found. Displaying 1069 - 1080.
Inventing the Electric Light tells the story of how early scientists experimented with the newly discovered energy called electricity to create light. Young readers will be fascinated to… More →
Before the invention of the printing press, information was not easily accessible to the majority of people in the world. Inventing the Printing Press will teach young readers what life was… More →
The first successful radio transmission forever changed the way humans communicate, share news, and enjoy entertainment. This comprehensive book combines both the history and technology… More →
While Alexander Graham Bell won the race to patent the telephone, he was only one among many inventors who explored instant voice communication. This fascinating book describes the evolution… More →
No other form of communication reaches people in as many parts of the world as television. Broadcasts are received by audiences in every country, in nearly every language. This fascinating… More →
Edison, Marconi, and Bell. Inventors and Inventions brings these scientists and others to life. Young readers take a front row seat as Thomas Edison invents the light bulb. They'll also… More →
The world's greatest inventors share the secrets of their inventions. • Follow the inventing process step by step. • Read about the races to invent the lightbulb, telephone, and airplane.… More →
Ever had an idea that you thought could change the world? • Thomas Edison lit up the world. • The Wright Brothers helped us fly around it. • Tim Berners-Lee helped us all communicate in… More →
Budding scientists will love learning about the properties of electricity by planning and carrying out investigations that explore how the energy form can be produced, conducted, and converted. More →
Budding scientists will love learning about the properties of forces and motion by planning and carrying out investigations that explore concepts including friction, speed, and gravity. More →
Budding scientists will love learning about the properties of heat by planning and carrying out investigations that explore how the energy form can be measured, conducted, and transferred. More →