There seem to be a mix up in "Exercise 1.4: Adding data to your application"
The three links for downloading "starter.zip" and "soluotion.zip" is changed around.
In "Exercise 3.4: Passing data to the server with the RemoteObject class" the links for downloading the project is not working.
Thanks for pointing this link problem out. There was a space in the URL, so that's why it wasn't working. The links now work on the page:
There is another linkproblem in :Exercise 3.4: Passing data to the server with the RemoteObject class
the broken link is