41 lines
1.2 KiB
Markdown
41 lines
1.2 KiB
Markdown
# guess the number lesson
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Learn to create a random number with input from button A.
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### @video td/videos/guess-the-number-0
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## Topic
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Math - Pick Random
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## Quick links
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* [activity](/lessons/guess-the-number/activity)
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* [tutorial](/lessons/guess-the-number/tutorial)
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* [challenges](/lessons/guess-the-number/challenges)
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* [quiz](/lessons/guess-the-number/quiz)
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* [quiz answers](/lessons/guess-the-number/quiz-answers)
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## Prior learning/place of lesson in scheme of work
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Learn how to create numbers randomly by using the input of the BBC micro:bit. We will be learning how to create random numbers with input using a local variable as well as simple commands, such as pick number and show number.
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## Documentation
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```cards
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input.onButtonPressed(Button.A, () => {})
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let x = 0
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basic.showNumber(0)
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Math.random(3)
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basic.clearScreen()
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```
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## Objectives
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* learn how to run code when an input button is pressed
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* learn how a variable is a place where you can store data
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* learn how to set the value of a local variable
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* learn how to returns a random number
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* learn how to show a number on the LED screen, one digit at a time (scrolling left to right)
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* learn how to turn off all the LED lights on the LED screen
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