Dick, I agree teachers should be required to adhere to the separation of church and state. I think they became a little emboldened by the Tea Party fundies but after the results of the last election, hopefully they are getting the message.
BTW, if you ever discuss that issue in your environment education, feel free to use my twitter links as an example of one such attempt. I think that when lots of people create their own media examples expressing the feelings that will accompany the predicted consequences of a 6 to 8 degree C rise, political will to reinvent our economy for sustainability will finally arise.
After you've searched for topics of interest in "Groups" above and in the "Forums", don't forget to look at recent activity which hides along the right margin of the page all the way at the bottom.
On a personal note, I've developed an animated gif technique, sort of “pull quote marries slideshow”. Samples are scattered across various groups, but you can find them easily by going to my twitter account. Each tweet has a link (after the description and before the hashtags) to a visually rich example here at Atheist Nexus. If you like them, please follow me