There are some ideas at Biographies for Kids. You can get there by typing
"garden of praise" "Biographies for Kids" leaders scientists
(with the quotes) into Google and then going quite a way down the page until you come to the scientists - though I think a couple of the inventors would qualify too.
George Washington Carver
Sir Isaac Newton
You might also look up Nicholas Copernicus.
I found more at Biography Online. You can get there by typing
(with the quotes) into Google and then clicking on "Scientist Biographies" about 2/3 down the page.
Geo + eng+ history - Hello, My question is that what kind of environments are ...
Fine Art 7 - I have this assignment for my fine art class. You see my art ...
kindda URGENT-social studies/world civilizations - i have about one more page ...
canada - I have to write a report about British Columbia for social studies. We ...
science [planets/stars] - Hey.. Well, first things first.. I'm given an ...
secondhand lions essays - I have to write a typed (doubled spaced)1 page essay ...
english - i have an assignment and i have already finished it. which is on ...
English - I have to write a two page essay about Obesity. I wrote about half of ...
English - I have to write a seven page term paper about the History of Ireland (...
English-College - For my college english class we have to write a highly ...