Let's Investigate: Science
9 total works
Discusses the nature and states of matter and examines both natural and synthetic materials such as forest products, rocks, minerals, and metals.
Describes what stars and constellations can be seen in the night sky and provides instructions for finding them.
Examines simple machines, engines, and machines at work.
Discusses such aspects of weather as wind, rainbows, and climate and presents a variety of experiments and other activities involving the weather.
Describes the sources, nature, and behavior of light and sound.