In a virtual dissection, you watch someone else do the dissection. (They were going to do it anyway!) By watching the dissection and completing some lab worksheet sheets, your children will learn as much about dissection as a general biology student needs to know. Of course, if your child is planning on being a doctor, nurse or going into any other biology field, this probably is not the way to go!
Here are some resources of virtual dissections:
Visit my Biology Lab Resources page for more information about biology lab worksheets and resources.
And of course, don't forget to document your activities in The Checklist!