Guessing game

Keywords

instruction, order, command, exact, testing

Related to Curriculum

Understanding how software works, Testing instructions and commands

Prime Target Group

For elementary school, classes 1-4

Required Equipment and Material

paper and pen

Short Description

This game works as a short introduction to programming for kids. You can use it to start the lesson.

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Preparations

• This exercise is easy to do, almost no preparations are needed

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Script

Guessing game 1-3

• Group in pairs
• Player 1 picks a number from 1 to 3
• Player 2 starts guessing the number
• Guestions to use: Is it greater than …? Is it smaller than …? Is it exactly …?
• Player 1 can answer only yes or no

Guessing game 1-10

• Do the same as in first exercise but now the range is from 1 to 10

Guessing game 1-100 000

• Do the same as in first exercise but now the range is from 1 to 100 000
• How many questions wher needed?
• Did the same strategy work as in the first one?
• What would be the fastest way?

More questions

• Can you write your strategy step by step so it would work with all ranges
• What if you would have to arrange things instead of searching?
• What kind of arranging methods you can come up with?

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Required materials or links

• cs unplugged material on search algorithms

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License

CC BY 4.0