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 ...

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 ...

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 ...