1. Click the button. 2. When question asked, either type in "minutes" or "seconds". 3. Then, it will start the "timer" which is really a stopwatch. Then it says about about how many seconds or minutes passed
The hard part was all the green operation blocks. There were a couple I used: ( ( ) / ( ) ) e.g. input: 4 and 2 output: 2 ( round ( ) ) e.g. input: 4.9481493 output: 5 ( [floor] of () ) e.g. input: 4.9481493 output: 4