Find out about
- the history of the light bulb
- its inventors
- how it was developed further
- the surprise task
Download the information about the light bulb (pdf-document)
Listen to the history of the light bulb (mp3-file)
Hear all about the inventors of the light bulb (mp3-file)
Surprise task: An experiment (pdf-document)
Additional links for pictures and further information:
Search engine www.google.ch
Online encyclopedia www.wikipedia.org
Educational website www.enchantedlearning.com/inventors
