Describes bioluminescence and the chemistry of how it occurs. Presents information for conducting the following classroom activities: (1) firefly mimic; (2) modeling deep-sea fish; (3) sea fireflies; and (4) the chemistry of light. (PR)

Presents a series of investigations focusing on the biodegradable packing materials ("peanuts"), which provide a method for exploring science through experimentation. These activities can help fourth through sixth graders sharpen their critical thinking and science process skills. (PR)

Presented are seven investigations that examine circadian rhythms. Topics include attention span, body temperature, rhythms found in rodents and spiders, and possible genetic determination of circadian rhythms. Background information on plants and animals is given. (KR)

Points out the importance of an understanding of a sense of scale and presents an activity that uses distance or time as a measure. The activity illustrates for students what the universe would look like at various scales. (DDR)

Describes teacher activities for a unit on birds and the stations for performance-based assessment of student learning. Activities include predicting a birds habitat based on the foot shape, predicting the food of a bird based on its beak, identifying a bird by its song, and identifying bird skins using a field guide. (PR)

Describes the EQUALS Family Science Program, a national program designed to promote equity in mathematics, science, and technology, in which the goal is to make children and parents more scientifically literate by doing science investigations together. Presents activities that teachers can use to promote scientific literacy and cultural diversity.…