For accessing the console if you are on mobile, firstly on your mobile click 'Settings' > 'Safari' > 'Advanced' > Turn on Web inspector.

Then open Safari on your Mac, click 'Develop': should then be able to see your device, click the Elucidat course: this point the developer tools will open, you'll be able to see any errors marked here:

...if there are errors showing, please click this and this will open your Console and show specifically what the errors are.

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