Willis, Shirley

Text and simple illustrations provide information about the moon, discussing its size, age, cycles, temperature, and other related topics.

Uses simple experiments and activities to explore concepts such as density, upthrust, and water displacement and to explain why objects float or sink.

Contains color maps and illustrations that provide a visual introduction to Earth and its countries, and includesa brief description of each featured area, as well as fact boxes, and items for young readers to find.

Introduces the concept of weight, discussing units of weight, methods of measuring weight, and the importance of weight measurement for a variety of uses.