Discusses the idea of using organisms to teach introductory biology. The project builds across the semester with students asking questions about their organism, then developing testable hypotheses and designing experimental tests focused on their organism. The project culminates with each student preparing and delivering a 12-minute oral…

Presents a unit of work based on a few systems of the human body. Stretches students' learning beyond the classroom into the local community by going on an excursion to Kalgoorlie Regional Hospital. (ASK)

Describes a demonstration in which a teacher or student can relight a blown out candle from a burning candle held about 2-3 centimeters directly above it. (SAH)

Introduces a laboratory activity designed for an undergraduate developmental biology course. Uses Play-Doh (plastic modeling clay) to build a multicellular embryo in order to provide a 3-D demonstration of cleavage. Includes notes for the instructor and student directions. (YDS)

Introduces a physics activity on buoyancy. Includes a list of materials and the procedure for the activity. (YDS)

Includes articles and classroom activities about chemicals in the body entitled: "Your Body's Chemical Factory,""Testing for Catalase Activity,""How Sweet It IS...,""Milking Calcium for All It's Worth," and "Testing for Starch in Plant Products." (MKR)

Presents five lessons designed to help students understand the form and function of the periodic table. (MKR)

Presents questions and hands-on activities involving water suitable for upper elementary and junior high school classrooms. (MKR)

Describes a method to trace the reflection of a light ray incident on a pair of mirrors hinged together along one edge. Can be extended to ray tracing through tubes, cones, and prisms. (JRH)

Discusses the occurrence of eclipses and eclipse observation. (JRH)

Describes the Super Science Sleep-Over, a slumber party held at an elementary school centered around a "Kaleidoscope of Science" theme. Discusses 10 steps to organize a science sleep-over including surveying interest, recruiting instructors, developing a schedule, registering students, assigning jobs, details, the program, designing an evaluation,…

Presents tips and suggestions for parents that can make a family nature walk more rewarding and help parents encourage their children to look closer at the natural world. (JRH)

Discusses the structure and polarity of the water molecule. Presents activities and demonstrations to illustrate these concepts. (Author/JRH)