Whether your favorite middle or high-school student is interested in the demonstrating the greenhouse effect (with shoeboxes, soil, and plastic food wrap), sympathetic vibration (with a couple of soda bottles), or the breathing rate of goldfish, former science teacher Janice VanCleave provides helpful advice for designing experiments to impress judges at the science fair. In the first section, the author explains the importance of understanding the scientific method, selecting a topic, identifying its category, research, overview, experimental data, project summaries, the display, and presentation and evaluation. The second part of the book offers project ideas for 35 science fair topics within the categories of astronomy, biology, chemistry, earth science, and physics (more…)

What’s the effect of osmosis on a raisin? How is water transported through plant stems? What’s the best way to grow penicillin? How are butterflies different from moths? Now you can discover answers to these and other fascinating questions about biologythe study of living organisms. In Biology for Every Kid, you’ll learn how to talk with fireflies, watch bacteria wage war in a glass of milk, discover how to tell the temperature by counting cricket chirps, and fi (more…)