AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/civics-selective-service

Which men need to register for the Selective Service?

Men age 18 through 25.

Start playing free

  1. Men age 16 through 21
  2. Men age 18 through 25 ✔
  3. Men age 21 through 35

Why: USCIS says all men age 18 through 25 should register. It is required by law and makes the draft fair, if a draft is ever needed.

Huh, didn't know that: Men must register with the Selective Service within 30 days of their 18th birthday.

The dad joke
Why did the post office love registration time? So many forms to deliver.
Like this card?
Play the game

References

Answer: Men age 18 through 25. USCIS says all men age 18 through 25 should register. It is required by law and makes the draft fair, if a draft is ever needed.

  1. Selective Service System www.sss.gov
    Federal law requires nearly all male U.S. citizens and male immigrants to register at age 18.
    Checked 2026-10-09.
  2. Selective Service System, Men 26 and Older www.sss.gov/register/men-26-and-older
    According to law, a man must register with Selective Service within 30 days of his 18th birthday.
    Checked 2026-10-09.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Citizenship & CivicsWhich of these does USCIS list as a way Americans can serve their country?Citizenship & CivicsWhat is the form of government of the United States?Citizenship & CivicsWhat is the supreme law of the land?

That's stuff everyone should know.