This book explores the science behind modern technology: TV, radio, Internet, cell phones/mobile devices, Earth to space communication, satellites, and GPS. It also expands students' understanding of light and sound as mechanisms of energy transfer and transfer of information between objects that are not in contact. In additional it also covers scientists and discoveries that led to modern technology.
This book explores Earth's role and place in the Universe, and discusses origin theories for the planets in our solar system. It also talks about light waves, light years, and measuring distances and sizes as well as the components of the universe (stars, nebulae, and galaxies) and their relation to Earth. It also discusses the characteristics that allow life to exist such as the proximity of the Sun, the presence of water, and the composition of the atmosphere.
How much power is in poop? Discover the biofuel technology that turns human and animal waste into energy for everything from cooking to powering up entire buildings.
Take an in-depth look at mathematics in this science encyclopedia.
Take an in-depth look at technology in this science encyclopedia.
Research project and fun science experiments are shown in this science encyclopedia.
Take an in-depth look at physics in this science encyclopedia.
Take an in-depth look at chemistry in this science encyclopedia.
Take an in-depth look at astronomy and space in this science encyclopedia.
Take an in-depth look at earth science in this encyclopedia.
Take an in-depth look at human life in this science encyclopedia.
Take an in-depth look at animal life in this science encyclopedia.
A new and popular breed, the Labradoodle is introduced. Facts such as where it comes from, how big it can get, what its strengths are, and the care it requires are included.
Introduces the sophisticated Maltese. Readers learn about where it came from, who likes to have them as pets, and how to care for them.
The animals of the grasslands and savannahs are highlighted in this comprehensive book about food webs.
The question of who eats what in a freshwater habitat is answered in this book about food webs.
This book looks at a forest food chain, discussing the plants and animals that are native to this environment, threats to their survival, and what is being done to protect their habitat.
Beautiful photos and text examines the issues endangered Steller Sea lions face and how they can be saved.
Beautiful photos and text examines the issues endangered whooping cranes face and how they can be saved.
This introduction to hiking covers such aspects as planning, clothing, supplies, food, safety, and the enjoyment of animal and plant life along the way.
Clear definitions supported by every day examples and easy hands-on activities introduce young scientists to wheels.
Amazing photos and interesting facts reveal environmental issues eagles face as they hunt for food and raise their young.
Amazing photos and interesting facts reveal environmental issues falcons face as they hunt for food and raise their young.
Amazing photos and interesting facts reveal environmental issues owls face as they hunt for food and raise their young.
