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 →

Investigating Body Systems uses full-color photos and diagrams to introduce readers to the main organ systems of the human body. The science that makes each system function is clearly… 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 →

Budding scientists will love learning about the properties of light by planning and carrying out investigations that explore how the energy form can be reflected, manipulated, and refracted. More →

Budding scientists will love learning about the properties of magnetism by planning and carrying out investigations that explore how magnetic force is affected by distance, strength, and size. More →

In this dynamic, inquiry-based series, readers take the lead in investigating scientific questions and gather evidence to support explanations. Each title examines a core physical science… More →

Budding scientists will love learning about the properties of sound by planning and carrying out investigations that explore how the energy form is affected by material density, pitch, and distance. More →