Web Links from the Teacher's Manual

Light and Vision

Newton’ Life http://www.newton.cam.ac.uk/newtlife.html

Herschel Experiment for the classroom:
http://coolcosmos.ipac.caltech.edu//cosmic_classroom/classroom_activities/herschel_experiment2.html

Electromagnetic Spectrum: http://imagine.gsfc.nasa.gov/docs/science/know_l1/emspectrum.html
http://observe.arc.nasa.gov/nasa/education/reference/emspec/emspectrum.html

National Health Museum http://www.accessexcellence.org/AE/AEC/CC/vision_background.html

Ghost of Einstein

Illusion Box

Reflectors

Apollo Laser Ranging Experiments http://sunearth.gsfc.nasa.gov/eclipse/SEhelp/ApolloLaser.html

Illusions Wall

At Think Quest http://library.thinkquest.org/J0110336/

Hidden pictures http://www.coolbubble.com/features/hiddenpictures/index.asp?page=7

                         http://www.tappi.org/paperu/fun_games/hiddenPics_classroom.htm

Anamophoric Art

Julian Beever. http://users.skynet.be/J.Beever/pave.htm

Tube-O-Phone

Freebar Calculator http://www.windworld.com/tools/freebar/index.html

Pop Organ

Tube length Calculator http://scimuze.com/Museum/freebarxls

Speaking Tube

Voice Pipes http://www.dself.dsl.pipex.com/MUSEUM/COMMS/voicepipe/voicepipe.htm