Troubleshooter's Guide

Here are some problems that may arise during this experiment, some possible causes, and ways to remedy the problems.

Problem: All the tadpoles are going through metamorphosis at the same time.

Possible cause: The water temperatures are too similar. Find warmer and cooler places to put the jars.

Problem: Some of the tadpoles are dying.

Possible causes: They are not getting enough to eat, or the water is too warm, too cold, or too dirty. Try feeding tadpoles...