Two pendula of length "l," suspended from points separated by a horizontal distance a, can be joined in a trapezium configuration by linking the bobs with a light inextensible string of length b < a. Here we introduce this 'trapezoidal pendulum' as a charming and novel oscillatory system suitable for introductory physics laboratories.…

Discusses the benefits of using multimedia Computer Assisted Learning (CAL) as an alternative teaching method. CAL packages may provide more flexibility in course design, encourage student-centered learning, and help students of differing abilities and academic backgrounds. Also examines problems associated with the use of multimedia CAL such as…

Describes a new high school physics option in Great Britain which uses the model of a technological approach to the study of materials. Discusses the components of the program, including the development of a student book for independent learning and six case studies. Provides a case study about turbine blades. (TW)