Update variables-and-change.mdx

Author: ksen0

src/content/tutorials/en/variables-and-change.mdx

@@ -926,3 +926,10 @@ p5.js uses the console to communicate with programmers about lines of code that
 * [Template Literals](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Template_literals)
 * [Remainder (`%`)](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/Remainder)
 * [String Interpolation in JavaScript](https://www.geeksforgeeks.org/string-interpolation-in-javascript/)
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+## Bibliography
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+- [Introduction to Computational Media Curriculum](https://cs4all-icm.gitbook.io/js-intro-to-computational-media-2.0), [NYCPS Computer Science Education team](https://sites.google.com/schools.nyc.gov/cs4allnyc/)
+- [Creative Web Curriculum](https://blueprint.cs4all.nyc/curriculum/creative-web/), [NYCPS Computer Science Education team](https://sites.google.com/schools.nyc.gov/cs4allnyc/)
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