SCL+Lauren+2

Last week we chose groups and made a domino effect invention.So one thing knocked an other thing. First we put the marble at the startes point.Then we let it go.Next it rolled down the ramp.Then it went on the flat.Next it keept on rolling and finally it came to a stop

__ WHO INVENTEDPOST-IT NOTES __

Art Fry invented the note using glue invented by Spenser Silver. They both worked for a company called 3M.Post It notes are great because they can stick and unstick without leaving a mark on the wall, table and books.