Seeing & Hearing
How we see
Seeing everyday(Introduction)
Seeing with light(Exposition)
Travelling light(Exposition)
Light travelling in straight lines(Exposition)
How far can light travel?(Exposition)
Light meeting obstacles(Exposition)
Reflection of light(Exposition)
Not just mirrors(Exposition)
Diffuse reflection of light(Exposition)
How we hear
Hearing everyday sounds(Introduction)
How are we able to hear?(Exposition)
Human hearing(Expansion – tell me more)
Describing what you can hear(Introduction)
Pitch and frequency(Exposition)
Loudness and amplitude(Exposition)
Speed of travel(Exposition)
Speeds of sound in different media(Expansion – lead me deeper)
Working with sounds(Exposition)
Looking outwards
Lighting moving objects(Exposition)
What's moving – day and night(Exposition)
The apparent path of the Sun during the day(Exposition)
Day and night – what we know and how we know(Exposition)
The moon – our nearest neighbour(Exposition)
Movements in the solar system(Exposition)
How do things stay in orbit?(Exposition)