They had to learn about how to slope the rock and stack heavier than lighter. They found a way to camoflauge the pump by creating a waterfall. They made landings for when the tadpoles started to get legs.
I surprised them with the sign. C2 thought it was hysterical.
Here is Raphael. He has the biggest head of the two. I don’t think you can see his legs in the picture but they are there! Success—-so far! And to think this little experiment has only taken 6 months and $150 so far! How fabulous is that!?! (sarcasm intended)