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.
A method of demonstrating the unexpected effect of rapid collision with a large mass.
Using a Predict-Observe-Explain cycle in fostering college students' scientific explanation on concepts of velocity and acceleration in a small-gro
A progression leading to understanding falling towards Earth is presented.
Practical approaches to teaching about energy and developing understanding.
Would a change in terminology help avoid confusion or do we need to review the use o f'energy' in science teaching?
Entropy is more usually studied in physics and chemistry but can also be considered in biology to explain limitations of energy changes in life-pro