Vicky Kimm visits the most northerly city in the world.
The tilt of the Earth's axis and the effect this has as Earth orbits the Sun.
A practical demonstration of how the Earth rotates on its axis to create day and night.
A description of why the shape of the Moon appears to change when seen from the Earth.
An explanation and practical demonstration of Earth's rotation to create day and night.
We have a selection of learner guides