update links to create-react-app CYF guide

challenge-baby-name-picker/README.md

@@ -29,7 +29,7 @@ The later levels are suitable from students who have completed at least week 2 o
 
 **Don't** clone this repo.
 
-Make your own React app using `create-react-app`.  See [(this guide)](https://docs.codeyourfuture.io/students/guides/creating-a-react-app) if you have forgotten how.
+Make your own React app using `create-react-app`.  See [(this guide)](https://syllabus.codeyourfuture.io/guides/creating-a-react-app) if you have forgotten how.
 
 Copy across the names file (or its contents) from this repo to your app, and then import from that file.
 

challenge-countries/README.md

@@ -33,7 +33,7 @@ Later levels - React week 2:
 * Sign in to frontendmentor.io and download and expand the starter pack
 * Read the instructions and guidance in that pack.
 * Read Level 1 below, again!  It tells you what you can ignore!
-* Make your own React app using `create-react-app`.  See [(this guide)](https://docs.codeyourfuture.io/students/guides/creating-a-react-app) if you have forgotten how.
+* Make your own React app using `create-react-app`.  See [(this guide)](https://syllabus.codeyourfuture.io/guides/creating-a-react-app) if you have forgotten how.
 * Copy the [./countriesAll.json](./countriesAll.json) data file into your `src/` directory, and then import it.
 * Put your project on GitHub (see below)
 * Host it on Netlify (see below)

challenge-dice-roller/README.md

@@ -27,7 +27,7 @@ To complete levels 1 to 4, you will need knowledge of:
 
 **Don't** clone this repo.
 
-Make your own React app using `create-react-app`. See [(this guide)](https://docs.codeyourfuture.io/students/guides/creating-a-react-app) if you have forgotten how.
+Make your own React app using `create-react-app`. See [(this guide)](https://syllabus.codeyourfuture.io/guides/creating-a-react-app) if you have forgotten how.
 
 ## GitHub & Hosting:
 

challenge-high-score-tables/README.md

@@ -40,7 +40,7 @@ Level 1 challenge screenshot example.
 
 **Don't** clone this repo.
 
-Make your own React app using `create-react-app`.  See [(this guide)](https://docs.codeyourfuture.io/students/guides/creating-a-react-app) if you have forgotten how.
+Make your own React app using `create-react-app`.  See [(this guide)](https://syllabus.codeyourfuture.io/guides/creating-a-react-app) if you have forgotten how.
 
 Copy across the score file (or the score file's contents) from this repo to your app, and then import from that file.
 

challenge-tfl-lines/README.md

@@ -26,7 +26,7 @@ Later levels:
 
 **Don't** clone this repo.
 
-Make your own React app using `create-react-app`.  See [this guide](https://docs.codeyourfuture.io/students/guides/creating-a-react-app) if you have forgotten how.
+Make your own React app using `create-react-app`.  See [this guide](https://syllabus.codeyourfuture.io/guides/creating-a-react-app) if you have forgotten how.
 
 Write a plain HTML prototype (e.g. on CodePen). THEN, once you know the HTML you're attempting to create, work on the React version! This is not mandatory but it is recommended.
 

challenges-mars/README.md

@@ -36,7 +36,7 @@ _Note: Earth dates and Mars dates (“sols”) are slightly different. For the U
 
 **Don't** clone this repo.
 
-Make your own React app using `create-react-app`. See [(this guide)](https://docs.codeyourfuture.io/students/guides/creating-a-react-app) if you have forgotten how.
+Make your own React app using `create-react-app`. See [(this guide)](https://syllabus.codeyourfuture.io/guides/creating-a-react-app) if you have forgotten how.
 
 Write a plain HTML prototype (e.g. on codepen). THEN, once you know the HTML you're attempting to create, work on the React version! This is not mandatory but it is recommended.