Cavalier Detective Agency

A new screen-free mystery every week

There’s a new case waiting in your inbox.

Join the free Junior Detective Club and give your young reader a fresh printable mystery that unfolds from Monday through Friday.

Join the club — it’s free

Signup and emails are for parents and grown-ups.

Aloysius and Prescott, the Cavalier detectives, on Green StreetGREEN STREET • FIELD OFFICE

How the club works

One case unfolds all week.

Every printable adds to the same investigation, helping young detectives collect evidence, test ideas, and solve the mystery before Friday.

01 • Monday

New case file

Print the case briefing and open the investigation.

02 • Tuesday

Clue activity

A printable puzzle adds the first piece of evidence.

03 • Wednesday

Clue activity

New evidence builds on Tuesday’s discovery.

04 • Thursday

Final clue

Make your best deduction before the case closes.

05 • Friday

Solution + certificate

Check the answer and print a Case Closed certificate.

Print it. Put the screen away. Follow the clues together.
Approved character views of Aloysius and Prescott

Meet the detectives

Different methods. One very good team.

Aloysius

A proper Blenheim Cavalier in a cream cardigan and burgundy bow tie. Thoughtful, observant, and always ready to examine the evidence.

Prescott

A cheerful ruby Cavalier in his favorite blue Hawaiian shirt. He follows his nose, trusts his instincts, and keeps every investigation lively.

The full-length mysteries

More cases from Green Street.

When your young detective is ready for a longer mystery, Aloysius and Prescott have a growing collection of gentle, funny cases to solve.

Free for families

Put the detectives on the case.

Use the grown-up’s email address to receive the weekly printable mystery and occasional news from the agency.

Monday: the case begins
Friday: the solution arrives