Showing results for "Secrets" in How Things Work

From hospital and police codes to Cockney slang, spoken codes can be both helpful and entertaining. Learn the history behind some of today’s most useful and popular codes, and then have fun creating a language all your own.

Sound is a travelling wave transmitted through a solid, liquid, or gas, composed of frequencies that our ears can hear. This audiobook explores sound and it's secrets.

Light is electromagnetic radiation, particularly radiation of a wavelength that is visible to the human eye. This audiobook explores lights and it's secrets.

Wind is the flow of air or other gases that compose the atmosphere of Earth and other planets. Wind can be as calm as a summer breeze or as strong as a hurricane. This audiobook explores wind and it's secrets.