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written by
Elizabeth E. Roettger
This website provides lesson plans, modified activities from other resources, and models for teachers. These resoucres deal with topics such as: colored filters, why the sky is blue, sensing scales, impact cratering, the moon and it's properties, and the sun. There are also toilet paper models for solar sytem distances and the geologic time scale.
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<a href="https://www.compadre.org/portal/items/detail.cfm?ID=1949">Roettger, Elizabeth. Teaching Resources / Activities. 1998.</a>
E. Roettger, Teaching Resources / Activities (1998), <http://www.nthelp.com/eer/HOAteaching.html>.
Roettger, E. (1998). Teaching Resources / Activities. Retrieved June 9, 2026, from http://www.nthelp.com/eer/HOAteaching.html
Roettger, Elizabeth. Teaching Resources / Activities. 1998. http://www.nthelp.com/eer/HOAteaching.html (accessed 9 June 2026).
Roettger, Elizabeth. Teaching Resources / Activities. 1998. 9 June 2026 <http://www.nthelp.com/eer/HOAteaching.html>.
@misc{
Author = "Elizabeth Roettger",
Title = {Teaching Resources / Activities},
Volume = {2026},
Number = {9 June 2026},
Year = {1998}
}
%A Elizabeth Roettger %T Teaching Resources / Activities %D 1998 %U http://www.nthelp.com/eer/HOAteaching.html %O text/html %0 Electronic Source %A Roettger, Elizabeth %D 1998 %T Teaching Resources / Activities %V 2026 %N 9 June 2026 %9 text/html %U http://www.nthelp.com/eer/HOAteaching.html Disclaimer: ComPADRE offers citation styles as a guide only. We cannot offer interpretations about citations as this is an automated procedure. Please refer to the style manuals in the Citation Source Information area for clarifications.
Citation Source Information
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