Presents hands-on activities to teach about the causes and consequences of strokes. (YDS)

Describes an alternative assessment approach to measure the knowledge and skills of students at the end of a hands-on, process-, and concept-oriented science program. Four segments of the evaluation are: general knowledge, laboratory skills, critical thinking and problem-solving skills, and teacher-specific assessments. Emphasizes retention of…

Details a project in which students explore and study the poisons in their environment by asking and finding answers to their own research questions. Includes some suggestions for involving students successfully in inquiry-based learning. (DDR)

Provides details of a middle school science program that involves students in real fieldwork on a topic of their choice. Focuses on student research in estuary and seashore ecosystems. Includes proposal format and scoring rubric. (DDR)

Describes an educational program that asks students to attempt to prove that the earth is spherical and that it rotates. Presents tips to pique student interest and charts related to sensing the spin, nonrotation notions, flat earth fallacies, evidence that the earth is spherical and rotates, and the role of watersheds in proving that the earth…

Explains a laboratory activity in which students study the effects of balanced and unbalanced nutrition on individuals' health by examining simulated urine samples. Uses a journal writing approach and includes laboratory instructions. (YDS)