3 letter words
Classic Americana
Mythology
Science & Nature
Double talk
400

Captain's book to record events aboard ship.

What is a log?

400

In 1930 Jimmy Dewar created this creme-filled sponge cake, which Hostess sold 2 for a nickel.

What is a twinkie?

400

His mother Thetis made the mistake of bathing him in the River Styx by holding him by the heel, thus making his heel vulnerable.

Who is Achilles?

400

When the moon appears between half & full, it's said to be this, either a waxing or a waning.

What is Gibbous?

400

Popular recipes for this "dolphin fish" include Macadamia Nut Crusted & Grilled Tacos.

What is MahiMahi?

800

The only zodiac sign that fits the category.

What is a Leo?

800

Alexander Hamilton was the first secretary of this government department.

What is the treasury?

800

Asterius was the name of this hybrid creature kept in the labyrinth.

What is the Minotaur?

800

This physics term refers to the study of the effects of extremely low temperatures.

What is cryogenics?

800

An abnormal sound in the heart.

What is a murmur?

1200

To add a soundtrack in a different language.

What is to dub?

1200

This national memorial in the Black Hills is also called the "Shrine of Democracy".

What is Mount Rushmore?

1200

One of his labors was cleaning the stables of King Augeas.

Who is Hercules?

1200

The leaves of a fern are commonly called this, from the Latin for "foliage".

What are fronds?

1200

A type of North African semolina, granulated from durum wheat.

What is couscous?

1600

It's the term for an old, worn-out horse; now quit bugging me!

What is a nag?

1600

The yellowhammer isn't Alabama's official state tool, it's the official state this.

What is bird?

1600

He made wax wings so he & his son Icarus could escape Crete; a great plan in theory, but...

Who is Daedalus?

1600

Paramecia & amoebas are types of this single-celled organism.

What are protozoans and protists?

1600

This breed was kept by fierce Asian tribes for hunting & guarding.

What is a chow chow?

2000

From the Latin for "nothing", it's nothing, nada, zip, zero.

What is nil?

2000

The U.S. Postal abbreviation for this American territory is "AS"

What is American Samoa?

2000

For a while, everything he touched turned to gold, including his daughter.

Who is Midas?

2000

In 2009 a new hominid skeleton dubbed Ardi was aged at 4.4 million years, predating this other "girly" find by 1 mil. years.

Who is Lucy?

2000

A lack of vitamin B1 will give you this disease.

What is beriberi?