The Three Investigators quiz

More questions about The Three Investigators

These visible examples show the question style. LearnClash turns the full topic into ranked duels and spaced repetition.

1. 1 Easy

   Where does the "Records and Research" man, Bob Andrews, work part-time?

   Answer: A library

   Why: The library suits his research role, and in early cases he wore a leg brace after multiple fractures from a fall.

2. 2 Medium

   What was the Screaming Clock?

   Answer: An alarm clock

   Why: Its scream was a woman's cry of mortal terror, and the clocks were built by a former sound-effects man from an old radio mystery show.

3. 3 Hard

   What European kingdom is the setting for The Mystery of the Silver Spider?

   Answer: Varania

   Why: The German edition moved the story from Varania to Magnusstad, Texas, with Swedish names and Swedish-style customs as tourist attractions.

4. 4 Easy

   Which case explores an ancient Egyptian curse?

   Answer: The Mystery of the Whispering Mummy

   Why: Ra-Orkon, a 3,000-year-old mummy, whispers in an ancient Egyptian tongue while the boys also hunt a missing cat named Sphinx.

5. 5 Medium

   Why was Alfred Hitchcock's name removed from later editions?

   Answer: Licensing rights expired

   Why: US books switched to the invented writer Hector Sebastian in 1981; Kosmos licensed the name in Germany until 2004, then renamed him Albert Hitfield.

6. 6 Hard

   What did The Potter guard in The Mystery of the Flaming Footprints?

   Answer: An imperial crown

   Why: The crown lay wrapped in cloth in an eagle-banded urn on The Potter's porch, while a copy in the National Museum fooled almost everyone.