All resources developed by Paul Brandon, Senior Project Officer (Primary Science) Strategic Learning, Queensland Museum 2011 and available under Creative Commons for educational purposes.
Shadows, Reflection, Refraction, Lenses, Concave Mirrors, Optical Devices from (camillasenior.homestead.com)
Mirrors, lenses and your eyes from (camillasenior.homestead.com)
Reflection of Light from Science Learning Hub
Reflection and Refraction from My Schoolhouse
How can a water-filled plastic straw be used to decode a secret message? In this science experiment the Surfing Scientist demonstrates how lenses with a curved surface do curious things to light.