The goal is to find the heaviest on these scales. Use left and right arrow keys. Duration: 8 beats Level 1: There are burgers on the stand. All burgers have same size. Not many burgers Level 2: There are cats on the stand. Same as Level 1, but there are many cats. Level 3: There are papers on the stand. All papers create a tower, 2 half papers is one whole paper. Don't look at the tallest tower, look at the papers.