Notes: Can you build a switch with one paper clip?
Open and close your own circuits. Take control!
Send coded messages with sound. Decode secret messages.
Lesson 3: Part 1
Lesson 3: Part 2
Lesson 3: Part 2(a)
Lesson 3: Part 2(b)
Lesson 3: Part 2(c)
Lesson 3: Part 2(d)
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Lesson 3: Part 3
Lesson 3: Part 3(a)
Lesson 3: Part 3(b)
Lesson 3: Part 3(c)
Lesson 3: Part 3(d)
Lesson 3: Part 3(e)
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Lesson 3: Part 4
Samuel Morse made a simple code for the alphabet to send messages over long distances before there were telephones.
DI - A short beep, written as a short dot (.) DA - A long beep, written as a long line (_)
Lesson 3: Part 5
{DI DI DI} -> {Short Short Short}
{DA DA DA} -> {Long Long Long}
{DI DI DI} -> {Short Short Short}