Describes the use of the polygenic trait of total fingerprint ridge count in the classroom as a laboratory investigation. Presents information on background of topic, fingerprint patterns which are classified into three major groups, ridge count, the inheritance model, and activities. Includes an example data sheet format for fingerprints. (RT)

This publication provides information and activities for teaching about seashells and process skills including observing, classifying, collecting and interpreting data, inferring, measuring, and predicting. There are 10 lessons. Lessons 1 through 5 deal with an introduction to shells, why animals have shells, observing and classifying shells, the…

This publication provides information and activities for teaching concepts about machines and process skills including observing, classifying, collecting and interpreting data, inferring, measuring, and predicting. There are 15 lessons. Lessons 1 through 5 deal with what machines are, measuring force with a spring scale, working with a lever,…

This publication provides information and activities for identifying objects using the five senses and process skills including observing, classifying, collecting and interpreting data, inferring, and predicting. Lessons 1 through 3 deal with the identification of an unknown substance and the physical properties of powders. Lessons 4 through 6 are…

This publication provides information and activities for teaching about vegetables and process skills including observing, classifying, collecting and interpreting data, inferring, measuring, and predicting. There are 12 lessons. Lessons 1 through 5 pertain to growing, rinsing, and observing sprouts. Lessons 6 and 8 through 11 deal with tasting…

This publication provides information and activities for teaching about insects and process skills including observing, classifying, collecting and interpreting data, inferring, measuring, and predicting. There are 13 lessons. Lessons 1 through 3 deal with insects, in general, and with moths and butterflies. Lessons 4 through 7 consist of…

This publication provides information and activities for teaching about seeing, hearing, tasting, smelling, and touch and process skills, including observing, classifying, collecting and interpreting data, inferring, measuring, and predicting. There are 12 lessons. Lessons 1 and 2 deal with classification using sight. Lessons 3 and 4 cover a book…

Described are the camps, competitions, and tests of the U.S. National Chemistry Olympiad. International competition, local exams, participating high schools, and national exams are highlighted. A summary of test results from the 1988 national examinations are presented. (CW)

Describes the objectives and the impact of the Double Helix Science Club upon students, teachers, and the nonschool community. This club, which has become a major concern in Australia with a membership of over 16,000 and a magazine distribution approaching 30,000, provides an effective vehicle for many teachers and public servants looking to…

This publication provides information and activities for teaching about water, whether certain objects will sink or float, and process skills including observing, classifying, inferring, measuring, predicting, and collecting and interpreting data. There are 14 lessons in the unit. The first four lessons deal with the classification of objects and…

A significant alternative to the traditional text-based approach to elementary science has been represented by the Science Curriculum Improvement Study (SCIS). Although the literature documents the process of the investigative approach, greater utilization of available programs and support from teachers are not evidenced. This investigation was…

The Knowledge Engineering for Young Scholars (KEYS) Program was a National Science Foundation (NSF) program conducted at Louisiana State University during 1989 and 1990. The program's goals were to increase 8th-12th grade students' exposure to science, acquaint them with university research, stimulate interest in science, and build their…

The need to reinforce the skills of science teachers and supervisors and the need to increase student performance in the sciences have become critical national concerns. The importance of quality science education grows as science and technology continue to be major factors in our daily lives. New York City has recognized the need to enhance…