A demonstration of how a source of light is required to see objects in the dark.
The use of lights and a rescue dog to assist in a cliffside rescue at night.
Vicky Kimm visits the most northerly city in the world.
Evelyn Glennie is a deaf percussion player who's learned to use her body to 'hear' sounds.
The further you move away from the source of a sound the quieter it seems to become.
A comparison of how a young person and an older person hear sound.
A compilation of images showing a variety of light sources, both natural and artificial.
A montage of images showing everyday examples of light and shadows.
We have a selection of learner guides