Other teaching ideas...
- Using games and animations on sponge lab.
- Discussion about wind power.
- Students project about different source of energy and impact on the environment.
- Jigsaw activity
- Reading in class
- mini Investigations
Another teaching idea:Spring and Conservation of Energy
show animation of spring : http://www.fi.edu/guide/hughes/energyconservation.html
we can do jig saw activity with questions
Ask students one of the solved questions in the class and write down the solution with written explanation beside each step.