The Gray Sisters’ Taxi
Characters in Crisis
Monsters & Mayhem
Secrets & Revelations
Trouble at Camp Half-Blood
100

These three ancient beings drive the terrifying magical taxi Percy and his friends ride.

Who are the Gray Sisters?

100

He groans that he’s about to be sick during the wild taxi ride.

Who is Tyson?

100

These two fire-breathing bronze monsters attack Half-Blood Hill.

What are the Colchis bulls?

100

Percy finally notices Tyson only has one of these.

What is an eye?

100

The tree guarding the borders of camp is named after this daughter of Zeus.

Who is Thalia?

200

This slimy object lands in Percy’s lap during the Sisters’ fight.

What is their eye?

200

She insists the Gray Sisters are “very wise,” even though she looks worried.

Who is Annabeth?

200

The Colchis bulls were crafted by this god of the forge.

Who is Hephaestus?

200

Tyson’s true identity, once Percy looks through the Mist.

What is a Cyclops?

200

This oozing green substance leaks from the puncture in the tree.

What is sap?

300

The Gray Sisters finally blurt out these mysterious numbers: 30, 31, 75, 12.

What are the coordinates/the location Percy seeks?

300

She leads the “border patrol” fighting the Colchis bulls.

Who is Clarisse?

300

According to Annabeth, demigods need this magical sunscreen to survive the bulls’ heat.

What is Medea’s Sunscreen SPF 50,000?

300

Tyson survives the flames because Cyclopes are immune to this.

What is fire?

300

Clarisse reveals this new camp leader has replaced Chiron.

Who is Tantalus?

400

The taxi only regains control when Percy returns this item.

What is the eye?

400

This former activities director is gone, replaced by Tantalus.

Who is Chiron?

400

Tyson defeats one bull by smashing its face until it resembles this object.

What is a sock puppet?

400

Annabeth says Cyclopes are often “mistakes,” born from this kind of parentage.

What are gods and nature spirits?

400

The camp’s borders are weakening because this formerly healthy tree is failing.

What is Thalia’s tree dying?

500

Annabeth allows Tyson to do this so he can reach Percy in time.

What is enter Camp Half-Blood?

500

This many-eyed head of security was fired before the bull attack.

Who is Argus?

500

The bulls are able to cross this magical barrier only because it is dying.

What is Thalia’s tree (the camp boundary)?

500

This magical force hides the truth about monsters and beings like Tyson.

What is the Mist?

500

Percy realizes someone intentionally did this to Thalia’s tree.

What is poisoning it?

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