Analogies relating to electric circuits can aid understanding but the limitations of such analogies should always be considered.
Mark D. Walker
Gravity is an intangible abstract force when considered theoretically and yet we are affected by it constantly.
Michael Hal Sosabowski
Using corrugated boards to introduce the concept of'turning effect of forces' to less academically inclined students
A method of demonstrating the unexpected effect of rapid collision with a large mass.
Learn how to set up a hydrogen fuel cell by extending an activity most schools already do – the electrolysis of ‘water’.
Well, of course you know that a battery is made of cells in series, but I have just discovered a great way to show this to a class.
This article describes the development of a lesson sequence that supports secondary- level students to construct an explanatory model for electrost