# A moving ball which bounces off the sides

**URL:** <https://discourse.processing.org/t/a-moving-ball-which-bounces-off-the-sides/25860>\
**Category:** Coding Questions\
**Created:** [December 1, 2020, 3:00pm UTC](https://discourse.processing.org/t/a-moving-ball-which-bounces-off-the-sides/25860 "2020-12-01T15:00:01Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![thedarklord](https://avatars.discourse-cdn.com/v4/letter/t/e47c2d/32.png) [@thedarklord](https://discourse.processing.org/u/thedarklord)\
**Post date:** [December 1, 2020, 3:00pm UTC](https://discourse.processing.org/t/a-moving-ball-which-bounces-off-the-sides/25860/1 "2020-12-01T15:00:01Z")

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I wanna make a ball move and bounce off the walls.  
Can anyoune help me?  
thanks in advance

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**Author:** ![glv](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/glv/32/18785_2.png) [@glv](https://discourse.processing.org/u/glv)\
**Post date:** [December 1, 2020, 3:25pm UTC](https://discourse.processing.org/t/a-moving-ball-which-bounces-off-the-sides/25860/2 "2020-12-01T15:25:10Z")

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Hello,

There are many resources (examples, tutorials, references and more…) at the [processing.org](http://processing.org) website.

`:)`