PPT-By: Valentina Caval
And Wajeeha Jafferalli Silly String The History of Silly String Silly String was invented by Leonard A Fish and Robert P Cox A patent was issued in 1972 for foamable
Download Presentation
"By: Valentina Caval" is the property of its rightful owner. Permission is granted to download and print materials on this website for personal, non-commercial use only, provided you retain all copyright notices. By downloading content from our website, you accept the terms of this agreement.
Presentation Transcript
Transcript not available.