Follow the history of Project Mercury step-by-step, with plenty of links throughout if you are curious about specific terms or particular astronauts.
Take a look at space flight through the eyes of Scott Carpenter, the second US astronaut to orbit earth.
Although this NASA site was built five years ago these resources are all still relevant. They include videos, interviews, and photo slideshows in addition to articles, and the original 1960's press releases.
The Kennedy Space Center has been the launch site of all human-manned space flights since 1968, so it is one of the best sources of information on manned space flights, including the very first ones launched as part of Project Mercury.
See what the Mercury spaceflight program looked like by scrolling through this huge collection of large high-resolution full-color and black-and-white photographs from the Atlantic magazine.
Surfnetkids.com recommends five websites about Project Mercury.
WebMD's detailed picture shows exactly what your heart looks like, and it's nothing like what you see on a Valentine's Day card!
This interactive website takes you step-by-step through an exploration of the heart, along with tips on making heart-healthy food choices. Fun sounds and graphics make this perfect for elementary grades.
KidsHealth explains that your heart isn't your emotional center and doesn't make you fall in love. The heart is a tireless muscle pumping blood to your organs.
Point and click your way around this interactive heart diagram from InnerBody that introduces the parts of the heart and their functions.
This site provides information about what the human heart is, and how it grows and develops. It also explains the structure of the heart, with images and diagrams.