As you may already know, we are dedicated backyard birders. As a form of nature study, birdwatching is easy and inexpensive and fun. You can even take the leap into the field of citizen science with the Great Backyard Bird Count and Project FeederWatch, both programs from Cornell's Lab of Ornithology.
I recently came upon another Cornell resource called BirdSleuth. This is wonderful! Read my full review over at Curriculum Choice. . . .