Capitals
Name that set
Number Puzzles
Colorful Songs
Define that Acronym
100

Jakarta

Indonesia

100

Red, Blue, Yellow

Primary colors

100

12 M of the Y

12 Months of the Year

100

Look at the the stars

Look how they shine for you

Yellow

100

WWW

(Technology)

Word Wide Web

200

Cairo

Egypt

200

Center, Point Guard, Power Forward, ...

Basketball positions

200

7 C of the R

7 Colors of the Rainbow

200

You know Dasher and Dancer and Prancer and Vixen
Comet and Cupid and Donner and Blitzen

Rudolph, the Red-Nosed Reindeer

200

OTP

(Security)

One Time Password

300

Ottawa

Canada

300

Harry, Liam, Zayne, Niall, Louis

One Direction

300

1000 Y in a M

1000 Years in a Millennium

300

When I was a young boy

My father took me to the city

To see the marching band

Welcome to the Black Parade

300

IYKYK

(Social Media)

If you know, you know

400

Dhaka

Bangladesh

400

Helium, Krypton, Xenon, Argon, ...

Noble Gases

400

360 D in a C

360 Degrees in a Circle

400

In the town where I was born

Lived a man who sailed the sea

Yellow Submarine

400

FWIW 

(Social Media)

For what it's worth

500

Ankara

Turkey

500

Qin, Han, Tang, Song, ...

Dynasties of China

500

21 D on a D

21 Dots on a Die/Dice

500

I will go down with this ship
And I won't put my hands up and surrender

White Flag

500

LCD

(Technology)

Liquid Crystal Display