Read the opening paragraph.
Scroll down and read "Harriet Tubman's Life in Slavery."
Continue to read the next three sections.
Click Scientists & Thinkers.
Click Robert Goddard. Read the short facts about his life.
Read the three pages about his life and accomplishments.
If your computer has QuickTime(TM)3.0 installed, click Apollo 11 for a NASA video of the rocket blasting off for the moon.