Remember Morse Code? High schoolers investigate ways in which people communicate and assess which communication methods are appropriate and effective in different situations. They evaluate how constant changes in the world of technology...

Scholars examine codes, symbols, and other forms of communication. They discuss Morse Code. Next, they are given messages written in code, which they must decipher. 

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 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...

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...

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

Using a karaoke machine, a guitar, and other devices, learners explore the way sound waves travel. Using this hands on approach, learners can get a better understanding of wavelength, frequency, and more.

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...