Branley, Franklyn Mansfield

Discusses the origins and characteristics of the natural satellites that travel around seven of the nine planets.

Explains simply some basic principles involved in space flight.

Explains in simple terms the function and importance of roots and root hairs on a plant.

A simple explanation of how the rotation of the earth causes night and day.

Describes the origin and nature of tornadoes and how to stay safe when threatened by one of these dangerous storms.

Takes the reader on an imaginary journey to a black hole.

Explains in simple terms what happens during a solar eclipse.

Describes the nature and origin of supernovas, how they provide information on the formation of stars and planets, and what was learned from study of Supernova 1987A.

Describes the composition and behavior of stars and notes which ones can be seen at different times of the year.

Briefly introduces the use of scales to measure things, with emphasis on scales used to measure length and temperature.