Once it has finished moving/animating, press the right arrow (->) to carry on. Do this every time. Once it takes you back to the "Daily News" page, you've finished it (a.k.a the picture of the free-range chickens is the last one).
This is my DT Food & Nutrition homework. It has no other purpose... I find that this works better when it is NOT on full-screen as it goes quite slow, however I don't know if that is just my computer.