Students research the Morse Code created by Samuel F. B. Morse in 1838. They participate in decoding messages on a printable student activity sheet. They write their own Morse Code message and have a peer try and decode it.

Students discuss the growth of transportation and communication technology since 1500 C.E. Individually or in groups, they research lists of developments in the two areas. Finally, students create timelines indicating the development...

Fireflies are more than just mobile twinkle lights. An online interactive lesson teaches individuals about the light patterns fireflies use to communicate with each other. After they practice the patterns themselves, they could be...

Eighth graders compare/contrast population, railroad mileage, manufacturing plants, and industrial workers between the Union and Confederate States in 1860; students analyze effects of the resources of the Union and Confederate Forces on...