Curated OER
Many Happy Returns
Students compare the journey of Lewis and Clark with the space flight of Apollo 11. Students sequence events using a timeline. Students write a persuasive essay trying to persuade the people of the US to support space exploration.
Smithsonian Institution
National Air and Space Museum: Milestones of Flight
This Smithsonian National Air and Space Museum site tells the history of fight with an easy to use timeline. Also, find out about specific flights in the list of links.