East Rock seventh grader Jeryl searches for frog’s large intestines… Credit: Maya McFadden Photos …while others check out the frog’s tongue and teeth. East Rock School seventh graders Leia and Lesly ...

The frogs are made using synthetic tissue and mimic properties of a live frog. The smell of formaldehyde in classrooms may soon be a thing of the past as high schools begin to introduce synthetic ...

Dear EarthTalk: Are the animals used in classroom dissection taken from the wild? If so, wouldn't this be endangering their populations? Are there other environmental issues associated with classroom ...