Big Idea: The Earth is a planet orbiting the Sun - one of many stars
in our galaxy, which is one of many galaxies in the Universe. More info...
Demonstration: simple models to show epicyclic and retrograde motion from an Earth centred view.
Class practical: a simple method for drawing an ellipse, using the two foci.
Demonstration: three methods of visualising elliptical orbits.
Demonstration: to show the apparent movement of the stars through the sky.
Demonstration: Using a time exposure photograph to illustrate the apparent motion of the stars.
Demonstration: drawing diagrams of eclipses of the Sun and the Moon.
Demonstration: teaching about comets? Bring them to life in class with this memorable demonstration!
Demonstration: a demonstration of epicyclic motion.
Demonstration: making a model that shows the apparent motion of the Sun and stars around the Earth.
Class practical: Tracking the motion of the Sun through the sky for a day, month or year.
Class practical: observations of the stars, planets and the Moon for students to make.
Demonstration: a home-made planetarium.
Recognising and celebrating outstanding contributions to the field of physics education.