Demonstration: simple models to show epicyclic and retrograde motion from an Earth centred view.

Practical Activity 14-16

Class practical: a simple method for drawing an ellipse, using the two foci.

Practical Activity 14-16

Demonstration: three methods of visualising elliptical orbits.

Practical Activity 14-16

Demonstration: to show the apparent movement of the stars through the sky.

Practical Activity 14-16

Demonstration: Using a time exposure photograph to illustrate the apparent motion of the stars.

Practical Activity 14-16

Demonstration: drawing diagrams of eclipses of the Sun and the Moon.

Practical Activity 14-16

Demonstration: teaching about comets? Bring them to life in class with this memorable demonstration!

Practical Activity 14-16

Demonstration: a demonstration of epicyclic motion.

Practical Activity 14-16

Demonstration: making a model that shows the apparent motion of the Sun and stars around the Earth.

Practical Activity 14-16

Class practical: Tracking the motion of the Sun through the sky for a day, month or year.

Practical Activity 14-16

Class practical: observations of the stars, planets and the Moon for students to make.

Practical Activity 14-16

Demonstration: a home-made planetarium.

Practical Activity 14-16