US Lakes and Rivers
Math Radians to Degrees
Give the Chemical Symbols
Artists and their Works
Literary Works and Their Protagonists
100

Lake that is the primary source of the Mississippi River

Lake Itasca

100

5 pi over 6

150

100

Tin

Sn

100

The Starry Night 

Vincent van Gogh

100

Phillip Pirrip

Great Expectations

200

Longest river in the United States

Missouri River

200

3 pi over 5

108

200

Silver

Ag

200

The Thinker

Auguste Rodin

200

Santiago

The Old Man and the Sea

300

Lake in Mississippi that is home to the Hugh White State Park

Grenada Lake

300

7 pi over 6

210

300

Sodium

NA

300

The persistence of Memory

Salvador Dali

300

Scout Finch

To Kill a Mockingbird

400

Largest freshwater lake by area

Lake Superior

400

9 pi over 4 

405

400

Potassium

K

400

The Birth of venus

Botticelli

400
Jean Valjean

Les Miserables

500

Smallest of the great lakes by volume

Lake Eerie

500

4 pi over 3 

240

500

Tungsten 

W

500

Guernica

Picasso

500

Holden Caufield

The Catcher in the Rye