10 Puzzles That Cant Be Solved

10 Puzzles That Cant Be Solved

Assessment

Interactive Video

Created by

Quizizz Content

Social Studies, Business

11th Grade - University

Hard

The video explores ten unsolved puzzles, ranging from mathematical problems like the moving sofa problem and Collatz conjecture to cryptographic mysteries such as the Kryptos sculpture and the Voynich manuscript. It also delves into historical enigmas like the WWII pigeon code and the Fenn treasure hunt, highlighting the intrigue and challenge these puzzles present to experts and enthusiasts alike.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main challenge of the Moving Sofa Problem?

Finding the cheapest sofa

Finding the most comfortable sofa

Finding the largest sofa that can fit around a corner

Finding the lightest sofa

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Kryptos sculpture known for?

Being the largest sculpture in the world

Being made of gold

Being located in a secret location

Containing unsolved encrypted messages

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is Cicada 3301 believed to be?

A recruitment tool for intelligence agencies

A new type of insect

A famous painting

A type of computer virus

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Collatz Conjecture also known as?

The Fibonacci sequence

The 3x + 1 problem

The Pythagorean theorem

The Goldbach conjecture

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the most common answer to the Wilberforce Riddle?

A whale

A bird

A fish

A tree

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was found with a World War 2 pigeon in 1984?

An encrypted message

A photograph

A medal

A map

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main challenge of the Five Room Puzzle?

Finding the hidden treasure

Counting the number of rooms

Crossing each wall with a continuous line only once

Finding the shortest path through the rooms

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Dorabella Cipher?

A famous painting

A mathematical equation

A coded letter by Edward Elgar

A type of musical instrument

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Fenn Treasure?

A type of gemstone

A famous painting

A hidden treasure chest in the Rocky Mountains

A collection of rare books

10.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is unique about the Voynich Manuscript?

It contains the largest number of pages

It is the oldest book in the world

It is made of gold

It is written in an unknown language

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