This has different areas of science; chemistry, enginerring, and forces and energy. Teachers and students can click on the experiment they wish to try. There are step by step instructions and a material list provided. Children also comment on the results from conducting the experiment, which are listed after the directions.
Windmills and computers in a Peruvian village? Students explore the role of technology in society, specifically its benefits and consequences. Includes video by peace corps volunteer.
I like that this site includes interaction activities for the students. That's important for their learning. I tried out some of them, but my favorite was classifying the animals.
The Split Rock Bridge displays the largest stone arch span of any active highway in Minnesota. This bridge is authentic and natural looking. Plagens is known for his work on this bridge and others.
This is a website that has a letter from a pilgrim who first came to America. It is a great example of the technologies or lack there of when America was first settled.