***ADOBE FLASH IS DISCONTINUED but I am leaving this up for free. This is a good introductory activity for a life sciences class. Students get to explore an online virtual lab that helps them visualize osmosis and diffusion. Students are required to answer questions about the membrane, hypertonic solutions, isotonic solutions, and hypotonic solutions. They then draw what plant and animal cells would like like in these stages and complete a review game when done! An answer key is included, and th