Age Milestones
Numbers
Prefixes
Transportation
Who Really Knows?
100

A teen's "sweet" age

16

100

In 1968, an Alabama politician made the first test call on this emergency services telephone number

911

100

t's a prefix meaning "former" but it's also used alone to describe a former spouse

Ex

100

Advances in braking technology have all but eliminated this traditional last car on a freight train

Caboose

100

It's said that more than 50 ships & 20 planes have disappeared in this eerie region of the North Atlantic

Bermuda triangle

200

A girl having a quinceaƱera is celebrating this birthday

15

200

Her real name turns out to be Jane Ives, & she developed powers due to involvement in the government's MK-Ultra program

Eleven (Stranger Things)

200

In the metric system this prefix means "thousand"

Kilo

200

This adjective can describe a bus or a sandwich having one level above another

Double-decker

200

You'd have to hold your breath to visit this legendary island described by Plato

Atlantis

300

Hebrew for "daughter of commandment" , this rite celebrates the transition of 12-year-old Jewish girls into adulthood

Bat Mitzvah
300

Blink-182: "That's about the time she walked away from me, nobody likes you when you're ___"

23

300

Meaning "many", this prefix is found in front of -amorous or -hedron

Poly-
300

Robin! To this iconic TV vehicle, a modified Lincoln Futura

The Batmobile

300

In 1952 the U.S. Air Intelligence Center received 1,000 reports of these; 20% went unexplained

UFO sightings

400

Guys, when you turn 18, you'll have to register for this, for potential enlistment into the armed forces

Draft, or, Selective Service

400

You don't need perfect vision to ask this trucker-inspired version of the question "Where are you?"

What's your 20?

400

With a prefix meaning "against", it describes an event that turns out to have much less drama than expected

Anticlimatic

400

Miami has the USA's largest cruise terminal, serving this cruise line named for a nearby sea

Royal Caribbean

400

In the Southwest there've been reports of livestock being killed by this cryptid creature, Spanish for "goat sucker"

La chupacabra

500

Fittingly, this number of the amendment that repealed prohibition is also the legal drinking age in the U.S.

21st

500

Kathy Reichs came up with this many "Bones", typically the amount found in adult humans

206 bones

500

This word starts with a prefix meaning "between" & John Mulaney had a "Star-Studded" one

Intervention

500

A plane flying faster than the speed of sound creates a percussive wave called a Mach cone. Wherever the cone passes, observers on the ground encounter this window-rattling phenomenon

Sonic boom

500

Cosmologist Sir Martin Rees wrote, "Countless other universes may exist" & for that idea he uses this 10-letter word

Multiverse