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If you read my earlier posts, you know my little boy and I have been trying to raise Eastern Black Swallowtail butterflies from caterpillars. Sadly, we haven't had a lot of success yet. We started with three caterpillars, but lost one in the car before we even got home. The second one built its chrysalis...

I blogged a couple months ago about the tadpole project my son and I undertook. It was a lot of fun for us both—at first. We watched with great excitement as 50 or 60 slimy little tadpoles turned into 50 or 60 slimy little toads. And then the algae started rotting, and the tank started stinking. Then...