# Arcade

**URL:** https://forum.makecode.com/c/share-your-arcade-projects-here/5.md?page=400

[Latest](https://forum.makecode.com/latest.md) · [Categories](https://forum.makecode.com/categories.md) · [Tags](https://forum.makecode.com/tags.md)

**Page:** 401

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## [My latest project: Mazes](https://forum.makecode.com/t/my-latest-project-mazes/209)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 5\
**Last updated:** [May 31, 2019, 6:44am UTC](https://forum.makecode.com/t/my-latest-project-mazes/209 "2019-05-31T06:44:31Z")

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Update: My mazes extension is now available! See https://forum.makecode.com/t/mazes-extension/290 for more information. For those of you who’d like a sneak peek at my latest project, feel free to grab this image: Thi…

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## [MobileHunt (Game!)](https://forum.makecode.com/t/mobilehunt-game/215)

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**Author:** [@Sweeky](https://forum.makecode.com/u/Sweeky)\
**Replies:** 1\
**Last updated:** [May 30, 2019, 8:23pm UTC](https://forum.makecode.com/t/mobilehunt-game/215 "2019-05-30T20:23:12Z")

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Hi all! I wanted to share my game MobileHunt with the community! The aim of the game is to collect 10 Xamarin logos (the blue hexagons) and avoid the Android(green alien) and Apple(white apple) logos which decrease your …

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## [I have a problem with acceleration,please help~](https://forum.makecode.com/t/i-have-a-problem-with-acceleration-please-help/210)

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**Author:** [@hogan](https://forum.makecode.com/u/hogan)\
**Replies:** 1\
**Last updated:** [May 29, 2019, 6:26am UTC](https://forum.makecode.com/t/i-have-a-problem-with-acceleration-please-help/210 "2019-05-29T06:26:10Z")

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https://makecode.com/\_WPWeDP5kWb2e I have a doubt， about the acceleration，please refer to my program for details… According to the physical formula： v^2 - v0^2 = 2ax In the program I set the acceleration to 200, the s…

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## [Salvo! on HW - Help :-)](https://forum.makecode.com/t/salvo-on-hw-help/204)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 6\
**Last updated:** [May 28, 2019, 5:06am UTC](https://forum.makecode.com/t/salvo-on-hw-help/204 "2019-05-28T05:06:22Z")

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Hi! As I mentioned in the post where I present Salvo!, hardware hates this game. Actually, it doesn’t hate the whole game at all. I had been testing it on my BrainPad Arcade as I was building the initial structure of th…

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## [Info Screens extension in Blocks - My syntax must be malformed](https://forum.makecode.com/t/info-screens-extension-in-blocks-my-syntax-must-be-malformed/205)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 0\
**Last updated:** [May 26, 2019, 12:17am UTC](https://forum.makecode.com/t/info-screens-extension-in-blocks-my-syntax-must-be-malformed/205 "2019-05-26T00:17:17Z")

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I’ve started adding some syntactic sugar to my Info Screens extension to accommodate Blocks. I’m running into some oddities, both in production and in beta. The code for the extension is in custom.ts (i.e. the game is…

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## [Meowbit hardware floating point support, or "how I spent an entire weekend adding two numbers together"](https://forum.makecode.com/t/meowbit-hardware-floating-point-support-or-how-i-spent-an-entire-weekend-adding-two-numbers-together/194)

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**Author:** [@paul](https://forum.makecode.com/u/paul)\
**Replies:** 1\
**Last updated:** [May 21, 2019, 1:31am UTC](https://forum.makecode.com/t/meowbit-hardware-floating-point-support-or-how-i-spent-an-entire-weekend-adding-two-numbers-together/194 "2019-05-21T01:31:02Z")

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So, the first thing I did upon discovering Makecode Arcade, was to throw together this Mandelbrot hack, just for fun: @frank\_schmidt kindly ran it on real hardware (I did not have a Meowbit at the time - I now do!), an…

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## [Mandelbrot viewer](https://forum.makecode.com/t/mandelbrot-viewer/143)

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**Author:** [@paul](https://forum.makecode.com/u/paul)\
**Replies:** 19\
**Last updated:** [May 21, 2019, 1:26am UTC](https://forum.makecode.com/t/mandelbrot-viewer/143 "2019-05-21T01:26:34Z")

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Could do with better pan/zoom, and better color choices. Algorithm adapted (badly) from http://slicker.me/fractals/fractals.htm Pan around with the arrow buttons. Zoom in with A. Zoom out with B.

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## [Splash Screens and Options Panels (TS Library)](https://forum.makecode.com/t/splash-screens-and-options-panels-ts-library/171)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 13\
**Last updated:** [May 20, 2019, 11:55pm UTC](https://forum.makecode.com/t/splash-screens-and-options-panels-ts-library/171 "2019-05-20T23:55:48Z")

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Update: I’ve released this extension; more information is available at https://forum.makecode.com/t/info-screens-extension-beta/281 I’ve started creating a TypeScript library that can create splash screens and options p…

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## ["pxt target arcade" fails](https://forum.makecode.com/t/pxt-target-arcade-fails/165)

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**Author:** [@paul](https://forum.makecode.com/u/paul)\
**Replies:** 15\
**Last updated:** [May 19, 2019, 12:49am UTC](https://forum.makecode.com/t/pxt-target-arcade-fails/165 "2019-05-19T00:49:06Z")

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Just playing around with C++ extensions. I made a dummy C++ extension, but cannot build it from the command line - I made sure my CPP file is in the pxt.json file, and made sure that it contains a compile error, but “pxt…

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## [Which buttons for multiplayer?](https://forum.makecode.com/t/which-buttons-for-multiplayer/181)

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**Author:** [@AlRado](https://forum.makecode.com/u/AlRado)\
**Replies:** 4\
**Last updated:** [May 18, 2019, 7:17am UTC](https://forum.makecode.com/t/which-buttons-for-multiplayer/181 "2019-05-18T07:17:49Z")

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Hello! It is possible to control the third and the fourth player in multiplayer mode, but I cannot find by which keys. Or may be I can control them only with joysticks?

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## [Is there a way to import sprites or tiles](https://forum.makecode.com/t/is-there-a-way-to-import-sprites-or-tiles/176)

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**Author:** [@Zoki](https://forum.makecode.com/u/Zoki)\
**Replies:** 2\
**Last updated:** [May 15, 2019, 8:01pm UTC](https://forum.makecode.com/t/is-there-a-way-to-import-sprites-or-tiles/176 "2019-05-15T20:01:12Z")

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Hi All I have bought BrainPad Arcade and it is fun to play with. But is there any possibility to import my own sprites or tiles.

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## [Beads for jacdac](https://forum.makecode.com/t/beads-for-jacdac/167)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 2\
**Last updated:** [May 13, 2019, 7:04pm UTC](https://forum.makecode.com/t/beads-for-jacdac/167 "2019-05-13T19:04:57Z")

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So we have 3 choices for jacdac extensions in Arcade, I think the one here is “devices” and are we to understand that these relate to the “beads” shown next to the “brains” in this picture? Each “tool” in devices control…

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## [Adding "Music" to multiplayer Arcade](https://forum.makecode.com/t/adding-music-to-multiplayer-arcade/163)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 2\
**Last updated:** [May 9, 2019, 6:17pm UTC](https://forum.makecode.com/t/adding-music-to-multiplayer-arcade/163 "2019-05-09T18:17:29Z")

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Shared code for this is in description of video on YouTube. It is just “space destroyer” multiplayer with a couple of lines of code added so the music plays upon startup. I think this music is coming from speakers in bo…

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## [Custom block both with and without %blockSetVariable?](https://forum.makecode.com/t/custom-block-both-with-and-without-blocksetvariable/159)

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**Author:** [@paul](https://forum.makecode.com/u/paul)\
**Replies:** 1\
**Last updated:** [May 9, 2019, 4:53pm UTC](https://forum.makecode.com/t/custom-block-both-with-and-without-blocksetvariable/159 "2019-05-09T16:53:40Z")

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Say you have a method class Foo { //%block="create a Foo" //%blockSetVariable=foo static Foo create() { return new Foo() } } this will produce a block which calls the method and stores the resul…

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## [Option Attack - Microsoft MakeCode](https://forum.makecode.com/t/option-attack-microsoft-makecode/161)

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**Author:** [@Zaunus13](https://forum.makecode.com/u/Zaunus13)\
**Replies:** 2\
**Last updated:** [May 9, 2019, 4:52pm UTC](https://forum.makecode.com/t/option-attack-microsoft-makecode/161 "2019-05-09T16:52:42Z")

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https://makecode.com/\_V0hLcpcMPVVC

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## [.jpg as sprite?](https://forum.makecode.com/t/jpg-as-sprite/153)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 1\
**Last updated:** [May 7, 2019, 1:16pm UTC](https://forum.makecode.com/t/jpg-as-sprite/153 "2019-05-07T13:16:16Z")

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At our library meet-up we’re asked if we can convert a .jpg image (selfie photo) into a sprite image? Does it have to be in JS or some other way to import?

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## [Boys Playing Multiplayer](https://forum.makecode.com/t/boys-playing-multiplayer/154)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 0\
**Last updated:** [May 6, 2019, 7:12pm UTC](https://forum.makecode.com/t/boys-playing-multiplayer/154 "2019-05-06T19:12:48Z")

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It may be a few minutes before this video is fully uploaded. You will overhear the boys discussing scoring of the multiplayer Arcade game using two F401 consoles. The scores at first seemed to always be equal. In time th…

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## [Gray blocks ? and Null](https://forum.makecode.com/t/gray-blocks-and-null/151)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 2\
**Last updated:** [May 6, 2019, 4:25pm UTC](https://forum.makecode.com/t/gray-blocks-and-null/151 "2019-05-06T16:25:06Z")

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I know sooner or later our students are going to ask what the gray blocks mean in MakeCode Arcade. I’d kind of like to have an answer for them that they can understand. I have gone into JavaScript and tried to change th…

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## [Proper JacDac comm. 2 F401 consoles](https://forum.makecode.com/t/proper-jacdac-comm-2-f401-consoles/139)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 1\
**Last updated:** [May 5, 2019, 7:43pm UTC](https://forum.makecode.com/t/proper-jacdac-comm-2-f401-consoles/139 "2019-05-05T19:43:28Z")

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https://youtu.be/YKshfoeGtbM I hope this shows how they talk to each other.

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## [John Park MakeCode Minute for Arcade and CPX, link](https://forum.makecode.com/t/john-park-makecode-minute-for-arcade-and-cpx-link/146)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 0\
**Last updated:** [May 3, 2019, 11:37pm UTC](https://forum.makecode.com/t/john-park-makecode-minute-for-arcade-and-cpx-link/146 "2019-05-03T23:37:47Z")

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https://www.reddit.com/r/MakeCode/

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## [Boys coding for MeowBit Hardware](https://forum.makecode.com/t/boys-coding-for-meowbit-hardware/134)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 0\
**Last updated:** [April 29, 2019, 11:29pm UTC](https://forum.makecode.com/t/boys-coding-for-meowbit-hardware/134 "2019-04-29T23:29:14Z")

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Just another Manic Monday of Arcade coding at our library meet-up where the boys write their own game code and upload it to the new MeowBit by KittenBot. Video: https://youtu.be/ARgyyycU9YI

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## [Error with Custom Extension When Switching from JavaScript](https://forum.makecode.com/t/error-with-custom-extension-when-switching-from-javascript/79)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 3\
**Last updated:** [April 27, 2019, 2:23am UTC](https://forum.makecode.com/t/error-with-custom-extension-when-switching-from-javascript/79 "2019-04-27T02:23:03Z")

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I’ve run into an interesting error, and I’m not sure if this is a bug or if I have an error in my extension. I’ve created an extension at https://github.com/robo-technical-group/pxt-arcade-display-strings.git. Essential…

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## [Snowy Slopes (game)](https://forum.makecode.com/t/snowy-slopes-game/52)

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**Author:** [@eigenjoy](https://forum.makecode.com/u/eigenjoy)\
**Replies:** 3\
**Last updated:** [April 26, 2019, 10:13pm UTC](https://forum.makecode.com/t/snowy-slopes-game/52 "2019-04-26T22:13:33Z")

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:wave: In Snowy Slopes, your goal is to safely ski down the hill, avoiding obstacles and collecting goodies! See how far you can get – and don’t hit the trees!

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## [Example video for uploading Arcade program to console](https://forum.makecode.com/t/example-video-for-uploading-arcade-program-to-console/131)

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**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\
**Replies:** 0\
**Last updated:** [April 26, 2019, 7:27pm UTC](https://forum.makecode.com/t/example-video-for-uploading-arcade-program-to-console/131 "2019-04-26T19:27:11Z")

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This is using Greg Norris’ Space Slalom game to explain how to paste a shared game URL into a browser and then upload that game to a console such as MeowBit (or any other hardware) and it is just my way of doing this.…

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## [Presenting Pong](https://forum.makecode.com/t/presenting-pong/102)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 6\
**Last updated:** [April 24, 2019, 11:44am UTC](https://forum.makecode.com/t/presenting-pong/102 "2019-04-24T11:44:45Z")

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I’ve mentioned that I’m using the history of video games to help structure a course that I’m writing. It seems reasonable to me, then, to go back in time to the first commercially successful video game.\[1\]\[2\] This week,…

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## [Help with Travis CI Integration](https://forum.makecode.com/t/help-with-travis-ci-integration/118)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 2\
**Last updated:** [April 23, 2019, 7:47pm UTC](https://forum.makecode.com/t/help-with-travis-ci-integration/118 "2019-04-23T19:47:50Z")

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I’m very much a novice with Travis CI and with Node.JS in general. Looking for some help in getting the integration to work with my MakeCode Arcade extensions. When using MakeCode Arcade to initialize a GitHub repositor…

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## [Higher or Lower Cards (game)](https://forum.makecode.com/t/higher-or-lower-cards-game/120)

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**Author:** [@stulowe80](https://forum.makecode.com/u/stulowe80)\
**Replies:** 1\
**Last updated:** [April 22, 2019, 1:03am UTC](https://forum.makecode.com/t/higher-or-lower-cards-game/120 "2019-04-22T01:03:09Z")

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I was having a quick look at Alexk’s great playing card extension and ended up building it into a simple higher or lower card game.

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## [Jumpy Square Boy (game)](https://forum.makecode.com/t/jumpy-square-boy-game/121)

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**Author:** [@stulowe80](https://forum.makecode.com/u/stulowe80)\
**Replies:** 1\
**Last updated:** [April 21, 2019, 2:14am UTC](https://forum.makecode.com/t/jumpy-square-boy-game/121 "2019-04-21T02:14:50Z")

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A fun final little game for today. Jump to avoid the spikes as you move quickly through the 5 included levels. This one is really easy to add additional levels to. The game was based off a game a group of our 10 year …

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## [Math Blast (game)](https://forum.makecode.com/t/math-blast-game/119)

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**Author:** [@stulowe80](https://forum.makecode.com/u/stulowe80)\
**Replies:** 0\
**Last updated:** [April 20, 2019, 5:59pm UTC](https://forum.makecode.com/t/math-blast-game/119 "2019-04-20T17:59:17Z")

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This is a simple game where you fly around trying to shoot only the even numbered balloons and avoid the odd ones.

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## [Functions Now Accept Parameters!](https://forum.makecode.com/t/functions-now-accept-parameters/117)

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**Author:** [@AlexK](https://forum.makecode.com/u/AlexK)\
**Replies:** 0\
**Last updated:** [April 19, 2019, 10:03pm UTC](https://forum.makecode.com/t/functions-now-accept-parameters/117 "2019-04-19T22:03:33Z")

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I’ve been waiting for this one for a while in MakeCode Arcade, and I’m so excited that it’s available in version 0.8 (i.e. the version that is currently available): You can create functions in Blocks that accept paramet…

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