# Unit 1 - Binary - fun activities

**URL:** <https://forum.code.org/t/unit-1-binary-fun-activities/35116>\
**Category:** CS Principles\
**Tags:** csp-unit-1\
**Created:** [September 10, 2021, 6:54pm UTC](https://forum.code.org/t/unit-1-binary-fun-activities/35116 "2021-09-10T18:54:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![jranta](https://avatars.discourse-cdn.com/v4/letter/j/ecccb3/32.png) [@jranta](https://forum.code.org/u/jranta)\
**Post date:** [September 10, 2021, 6:54pm UTC](https://forum.code.org/t/unit-1-binary-fun-activities/35116/1 "2021-09-10T18:54:53Z")

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Two suggestions for the binary unit. One is to demo the game 2048. Makes talking about (and memorizing) powers of 2 very easy. Two is to have the kids solve the 10 envelopes and $1000 puzzler. [1000 $1s in 10 Envelopes | Car Talk](https://www.cartalk.com/radio/puzzler/1000-1s-10-envelopes)

John Ranta  
Souhegan HS