9/30/2025

Geologic Periods

100

First Dinosaurs and mammals appear?

Triassic

200

Large Dinosaurs dominate, first birds.

Jurassic

300

Ice age,human evolution and expansion

Quaternary

400

"Age of Fishes," first amphibians

Devonian

500

Vast coal swamps, giants insects

Carboniferous

Airport Codes Outside of the U.S

100

LHR

London

200

CDG

Paris

300

YYZ

Toronto

400

FRA

Frankfurt

500

BCN

Barcelona

Name That Detective

100

The Big Sheep

Philip Marlowe

200

The Black Echo

Harry Bosch

300

Murder on the Express

Hercule Poirot

400

The Girl with the dragon Tattoo

Lisbeth Salander

500

Still Life

Armand Gamache

Simplifying Logarithms

100

log base of 8 of 64

2

200

log base 3 of 27

3

300

log base 1/2 of 8

-3

400

log base 16 of 2

1/2

500

log base 2 of 2048

11

Fine Arts: Sculptors and their Work

100

Foutain

Marcel Duchamp

200

Knife Edge Two piece

Henry Moore

300

Sky Mirror

Anish Kapoor

400

Bird in Space

Constantin Brancusi

500

Apollo and Daphne 

Gian Lorenzo Bernini