Mirage applications are intended to be used in science classroom. To use this application you need to download and print the marker set: http://mirage.ticedu.fr/?p=2324

How to use the app :
Card 1 :Find out what this molecule is and write one sentence about the molecule's geometry ?
Card 2 to 6 : Try to explain the following molecule's geometry. (hint : use Lewis electrons pairs lone pairs...)
Card 7 to 11 : answers for cards 2 to 6 showing molecule's geometry electrons pair and lone pairs.
Card 12 : final answer for cards 1 molecule showing molecule's geometry electrons pair and lone pairs.

Once downloaded this one does not require an Internet connection.