Lionel Bender

How do scientists study the moon that is out in space or tiny cells? When things are far away or very small, scientists use magnifying tools to help make things appear bigger and more clear.

Science experiments, tests, investigations, and exploration are fun but can be dangerous. Learn the simple precautions you need to follow to make science studies safe.

Describes the animals inhabiting the polar regions of the world and how they have adapted to the climate there.

Text and photographs introduce microscopic plant and animal life, viruses, microspores, and other forms of life which can only be viewed through a microscope.

Photographs and text explore such inventions as the wheel, gears, levers, clocks, telephones, and rocket engines.

The inside story of how the human body works.