CK-12 Foundation
Telegraph
Most pupils don't know what a telegraph is, much less how one works. A secret simulation has scholars pick the size of the primary and secondary loops, the battery voltage, and which letters in the Morse Code they want to transmit. They...
Curated OER
A Survey of Thomas Edison's Inventions
Students complete a web survey for Thomas Edison's inventions. In this Thomas Edison lesson, students visit the websites to learn about the inventions of Thomas Edison.
Curated OER
The Invention of the Telegraph
Students study the history of telegraph invention. In this technology lesson, students build their own Morse Telegraph System. They discuss how this invention benefits the society.
Curated OER
Creating a Simple Telegraph Machine
Students experiment and discuss circuits and how they work. For this science lesson, students construct a telegraph machine using cardboard, wires, battery, electric tape and masking tape. They investigate what happens as the circuits...
Curated OER
The Invention of the Telephone
Students study the history of the telephone and its inventor. In this communications instructional activity students complete a tuning fork experiment to further demonstrate how sound is produced.
Curated OER
Morse Code and the Titanic
Learners review the story of the Titanic. In this science inventions instructional activity, learners use what they learn about the Titanic to study electromagnets and the invention of the telegraph. Learners make electromagnets with...
Curated OER
Applied Science - Built Environment Pre Lab (Morse Code)
Students study communication. In this telegraph lesson, students examine Morse code and the composition of an elementary telegraph circuit. They listen to a presentation and try to create Morse Code messages on a worksheet. This lesson...
National First Ladies' Library
Eli Whitney: A Top Ten Inventor?
Students conduct research and present their findings in a persuasive manner. Then they work in groups to enhance the development of cooperative work skills. Students also present their findings through persuasive skills in writing and/or...
Curated OER
Life of Thomas Edison
Students research the life of Thomas Edison. In this Thomas Edison lesson plan, students explore major life events of Thomas Edison. Students investigate the inventions of Thomas Edison. Students discover how various fields of study...
Curated OER
The Founder of Electromagnetism
Students identify and study the founder of electromagnetism. In this magnetism lesson students complete several experiments including building a galvanometer.
Curated OER
History of the Battery
Students study the development of batteries. In this electrochemistry lesson, students compare the different types of batteries. They explore its applications especially in the medical field.