1. Watch these two videos and create a one page poster summarizing the main ideas . 

 2. Your teacher will give you a chemistry worksheet.  Work on the first page 

An analogy for Atoms, Compounds and Formula, drawn by SN This video is the first in the series for beginner Chemistry. In this video, I use the analogy of the atom as units very much like "lego bricks". This analogy was first used by researchers in MIT.