
Why can some monkeys live high in the mountains?
+ Lesson idea video about bleeding-heart monkeys, blood oxygen, genetics & evolution
+ Article translated into Bulgarian
+ Links to genetics and evolution lessons
+ Lesson idea video about bleeding-heart monkeys, blood oxygen, genetics & evolution
+ Article translated into Bulgarian
+ Links to genetics and evolution lessons
+ Lesson idea video on paleontology and fossils
+ Audio version of article
+ Links to paleontology activities
+ Audio version of article
+ Links to plastic pollution lesson plans
+ Interview with the researcher
+ Lesson idea podcast on discovering dinosaurs
+ Article translated into Bulgarian
+ Links to dinosaurs, fossils and paleontology lesson plans
+ Lesson idea video on carbon dating
+ Audio version of article
+ Interviews with the researcher
+ Audio version of article
+ Links to land use lesson plans
+ Links to land mapping activities
+ Lesson idea video on the greenhouse effect
+ Interviews with the researcher
+ Article translated into Bulgarian
+ Audio version of article
+ Links to endangered species lesson plans
+ Introductory video on elephants
+ Audio version of article
+ Interview with the researcher
+ Article translated into Bulgarian
+ Audio version of article
+ Interview with the researchers
+ Links to inequality lesson plans