Whyville Vampire Power activity as a standalone app.
Measure consumption of various appliance and see if energy is being wasted.
Turn off or unplug wasteful appliance.
Each room has a number of issues to find and fix.
This app, Vampire Power Lite, is created by Numedeon, Inc. in collaboration with the University of North Texas with funding from the National Science Foundation as a part of the project “Going Green! Middle Schoolers Out to Save the World”.
This update is signed with Apple’s latest signing certificate. No new features are included.
Up to six family members will be able to use this app with Family Sharing enabled.