History Lesson #155: Review Of American Invention Week

Lesson #151: Lightning Rod Lesson #152: Glass Harmonica Lesson #153: Benjamin Franklin Lesson #154: Swivel Chair Benjamin Franklin Inventions Lightning Rod Benjamin Franklin invented the lighting rod to protect buildings. He invented the lightning rod after making some studies with the Leyden jar. Lighting strikes were more common those days. People did not want to …

Science Lesson #165

University Of Wyoming Raccoon Project My Answers Scientists are trying to learn about the behavior of raccoons. The scientists are using mammal classifications to learn about raccoons. The scientists have cameras set up and they give us pictures for us to classify and send in. We give the scientists the classifications they need to learn …