13:27

Algicosathlon II Day 18

13:55

Segmented Displays

17:57

Algicosathlon II Day 12

10:42

Sports Ball Marble Race 1

0:38

A segmented display

9:33

Algicosathlon II Day 19

8:33

Algicosathlon II Day 20

9:08

Algicosathlon Day 8