Animals:
Ga Jin - Puppies
Ashleigh - Horses
Sara - Finger Monkeys
Alicia - Animals of Australia
Felicity - Dinosaurs | Dinosaurs 2 | 
Ricky & Keanu  - Penguins 

Countries:
Jayden - African Culture
Max - Thailand
Maya - India
Courtney - Germany
Shawnessy - Egyptian Mummies
Sophie - Holocaust

Other Topics:
Ella - Computers
Alexis - TV | TV 2
Jaiah - Guitar Parts
Kyein - Inside of the iPhone 4
Mike - Helium
Noah - Hunting
Eden - French Baking | French Baking 2
Amelia - April Verch Branch
Sofia - "Who invented School?"

Here is a list of kid friendly search engines:
http://ivyjoy.com/rayne/kidssearch.html