Students explore different codes and ciphers including Morse Code, Egyptian Hieroglyphs, and the Alphabet. They discuss how and why codes are used. Students create their own code and message to exchange with classmates.

Students explore communications by participating in a science class activity. In this communication technology lesson, students discuss the process of morse code, its history, and the electromagnets used to create the device. Students...

Fifth graders build a simple circuit which transmits Morse code using a battery, bulb, wire, switch, and tape. They analyze problems that arise while transmitting their messages to each other.

Students practice writing and decoding secret messages before discussing DNA and its role as a code for making proteins. They translate DNA into RNA and identify the sequence of amino acids to find a secret message. An interactive...

Sixth graders make an electrical switch. In this electricity lesson, 6th graders will make an electrical switch, a series circuit, and a parallel circuit. They explain an open and closed circuit and give examples of  series and...

Pupils pose their hypothesis, they ready their instruments, then record their observations. This is the science of sound lesson. They move through 5 stations, each focused on a different element of aspect of sound. Check this lesson out,...

Students listen to a lecture on dolphin communication methods. They consider ways in which humans communicate and participate in an activity to assess the role of smell in human communication.

Tenth graders study how to search for life in outer space and make use of the 40-foot radio telescope at Greenbank, West Virginia. Request that the telescope be pointed at a particular location and time and receive data back from it...

Students research the telegraph. In this telegraph lesson, students review the history of the telegraph. Students complete radio wave experiments. Students work in pairs to complete 3 sound exercises.