In this article we show how similar principles can be used to move a polystyrene ball in a circular path.
A case study is presented in which a group of secondary school students took on a task in which they had to design and implement a method to measur
Easy ways to demonstrate temperature-sensing with thermochromic paint and to measure force with Electrolycra.
A simple practical activity that uses various methods to help students understand the idea of the expanding universe.
Students often struggle to determine whether changes in matter are physical or chemical, for example, they may have difficulty labelling a candle m
A method of demonstrating the unexpected effect of rapid collision with a large mass.
A progression leading to understanding falling towards Earth is presented.