I completed it eventually, but until I completed the first 70 questions I was bored and it was a chore. I only started getting stuff wrong for the last 30 questions, and then it was interesting.
Maybe it should be designed to let you skip ahead if you want to.
There are 5 different levels and 20 words per level. I think it was ok, just hold out for it if you think it is fun.
I completed it eventually, but until I completed the first 70 questions I was bored and it was a chore. I only started getting stuff wrong for the last 30 questions, and then it was interesting.
Maybe it should be designed to let you skip ahead if you want to.