Spring It On

It's simple. Move the blue ball into the yellow target square. Each time you do it you get 1 point. The game ends when the timer runs out.

The code is available at https://github.com/phildunstan/spring_it_on.

Thanks to Katherine Thomson for additional ideas and testing.

Audio courtesy of
https://freesound.org/people/morrisjm/ 
and
https://freesound.org/people/RSilveira_88/.