Describes the construction and use of simple optical aids that allow the amateur scientist to safely observe sunspots and solar eclipses and also to measure the sun's rotation. (five references) (JJK)

Presents simple experiments to study the basic properties of light utilizing a flashlight, small mirrors, a magnifying lens, a plastic comb, paper and pencil, and a pair of eyeglasses. (JJK)

Reports on the results of an eighth grade student's experiments, conducted with a moving car, concerning the aerodynamics of a baseball in flight. Describes the peculiar diving ability of the split-fingered fastball, as well as the dancing and weaving effect of the knuckleball. (JJK)

Discusses some of the remarkable capabilities and fascinating behavior of plants. Describes several simple experiments that young scientists can accomplish with plants to demonstrate their ability to sense, react, and adapt to their environment. (JJK)