整蛊水杯应用说明 Clear each level by filling the target amount of liquid of target color into the target tricky tumbler. Starting with only plain water, game expands to include colored water and mixing of colored water concept, which further expands to include the concept of magic wands. Click to select a tricky tumbler, then click target tricky tumbler to pour water into it. Wands only work on green water. To use the wands: first click on tumbler/wand, then click on wand/tumbler.