pxt-calliope/docs/projects/telegraph.md

# telegraph activity 

![](/static/mb/lessons/telegraph-0.png)

### ~avatar

Build a telegraph between two @boardname@s to communicate with your friends!

### ~

## Duration: ~30 minutes

## Materials

* @boardname@, battery holder and 2 AAA batteries
* Crocodile clips

## Activities

* [Make](/projects/telegraph/make)  
* [Code](/projects/telegraph/code)

### ~button /projects/telegraph/make
Let's get started!
### ~
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00			`# telegraph activity`

updated telegraph project 2016-10-03 22:32:27 -07:00			`![](/static/mb/lessons/telegraph-0.png)`
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00
updated telegraph project 2016-10-03 22:32:27 -07:00			`### ~avatar`
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00
rename micro:bit to @boardname@ 2016-11-01 17:44:37 -07:00			`Build a telegraph between two @boardname@s to communicate with your friends!`
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00
updated telegraph project 2016-10-03 22:32:27 -07:00			`### ~`

			`## Duration: ~30 minutes`
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00
			`## Materials`

rename micro:bit to @boardname@ 2016-11-01 17:44:37 -07:00			`* @boardname@, battery holder and 2 AAA batteries`
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00			`* Crocodile clips`

updated telegraph project 2016-10-03 22:32:27 -07:00			`## Activities`
Migrate docs from the other repo 2016-03-25 16:47:20 -07:00
Lightmonster (#346) * fixed boardname issues * refactored servo info * coffee cup monster lesson skeleton * display event source id / value in advanced section * normalized project structure * updated project name * Update projects.md 2017-01-31 08:29:25 -08:00			`* [Make](/projects/telegraph/make)`
			`* [Code](/projects/telegraph/code)`
telegraph lessons 2016-03-31 16:22:35 -07:00
Wallet (#301) * adding images * fixed image path * half way through instructions * updating maker instructions * adding protection section * renaming making -> make * fixed link * added coding section * updated lessons * fix broken links 2016-11-03 15:49:29 -07:00			`### ~button /projects/telegraph/make`
updated telegraph project 2016-10-03 22:32:27 -07:00			`Let's get started!`
telegraph lessons 2016-03-31 16:22:35 -07:00			`### ~`