A. has figured out how to make water come out of the two tubes that empty above the channel board at the same time. She has two measuring cups and pours them at the same time into the black funnel and the blue funnel in front of the black funnel. She immediately looks down at the ends of the tubes. She can see the water coming out of the sprinkler, but has to look around the end of the black to make sure it is coming out of the black tube. She gives a little proud chuckle and states: "I made them come out at the same time.