Cobb, Vicki

Experiments with food demonstrate various scientific principles and produce an eatable result. Includes fruit drinks, grape jelly, muffins, chop suey, yogurt, and junket.

Shows children how to design science experiments and projects by using readily available materials. The projects include both the quick and the easy as well as the challenging.

Describes various photographic methods that can reveal natural phenomena, very small or distant objects, or events that happen too quickly to be discernible to the naked eye.

Answers nine questions about matter, such as why does an ice cube float?, how much does air weigh?, how does wood burn? and other concepts about the nature of matter.

Describes plant and animal fibers and how they are used to create a variety of textiles.

Examines the inventory of a hardware store from the tools to glues and suggests experiments which demonstrate the scientific principles and legends behind these items.

Explains the principles of measurement and describes various measuring instruments.

Surveys living conditions in East Africa, explaining why this area is home to the largest and tallest land animals in the world.

Simple descriptions of paper, pencils, pens, and crayons explain how they work and how they were invented.

Presents simple historical background on the things that fasten our clothes, such as elastic, zippers, buttons, and sticky tapes.