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Puzzles -> Measuring Puzzles

Measuring Puzzles

Band around the Earth

Band around the Earth

The circumference of the Earth is approximately 40... Try Puzzle »
Beads Duo

Beads Duo

You have six beads placed in a plane. The... Try Puzzle »
Clock in the Mirror

Clock in the Mirror

Joey leaves his house in the morning to go to day... Try Puzzle »
Color Cubes

Color Cubes

There are nine compositions (A to I) of eight... Try Puzzle »
Con Fusing

Con Fusing

In front of you are several long fuses. You know... Try Puzzle »
Cubic Outlines

Cubic Outlines

How many outlines of triangles of all sizes and... Try Puzzle »
Diophantus

Diophantus

We know very little about the life of the... Try Puzzle »
Double Hearts Ratio

Double Hearts Ratio

Which area is bigger: the total orange or the... Try Puzzle »
Dropping Balls

Dropping Balls

You have to do an experiment to determine the... Try Puzzle »
Four Cubes Outlines

Four Cubes Outlines

In the illustration four flat cube-like shapes are... Try Puzzle »
Girl, Boy and Dog

Girl, Boy and Dog

A girl, a boy, and a dog start walking down a road... Try Puzzle »
Hairytown

Hairytown

The founders of Hairytown decreed years ago... Try Puzzle »
Hourglasses 1

Hourglasses 1

You need to boil eggs for exactly 9 minutes, or... Try Puzzle »
Hourglasses 2

Hourglasses 2

An eccentric professor used a unique way to... Try Puzzle »
Making the Average

Making the Average

If I drive half-way to the city at 30 km/hour, how... Try Puzzle »
Matchstick Frame

Matchstick Frame

There are five squares (one 3x3 and four 1x1)... Try Puzzle »
Measuring 2 Litres

Measuring 2 Litres

Measure exactly 2 liters of water if you... Try Puzzle »
Measuring 2, 2 and 3 Liters

Measuring 2, 2 and 3 Liters

You have three bowls: 7, 4 and 3 liters in... Try Puzzle »
Measuring 4 and 4 Litres

Measuring 4 and 4 Litres

You are camping, and have an 8-liter bowl which is... Try Puzzle »
Measuring 4 Liters

Measuring 4 Liters

You are doing some gardening, and need exactly 4... Try Puzzle »
Measuring 6 Liters

Measuring 6 Liters

You are going to mix up some concrete, and in... Try Puzzle »
Measuring 8, 8 and 8

Measuring 8, 8 and 8

You have a full bucket containing 24 liters of... Try Puzzle »
Measuring Just 1 Liter

Measuring Just 1 Liter

Imagine having three bowls, with the following... Try Puzzle »
Measuring Kilograms

Measuring Kilograms

In front of you is a balance. Can you devise a... Try Puzzle »
Midnight

Midnight

If it were two hours later, it would be half as... Try Puzzle »
Mobile Digits

Mobile Digits

You have a mobile with a keyboard which consists... Try Puzzle »
Office Weighings

Office Weighings

You have a balance and the following items of... Try Puzzle »
One More Square

One More Square

Seven matchsticks form two squares as shown in the... Try Puzzle »
Only 4 Weights

Only 4 Weights

You have a balance scale with four weights. With... Try Puzzle »
Parted Circle

Parted Circle

You have nine circles (divided into 16 smaller... Try Puzzle »
Parted Square

Parted Square

You have six squares (divided into 6x6 smaller... Try Puzzle »
Planes Around the World

Planes Around the World

You intend to fly non-stop around the world.... Try Puzzle »
Pool and Taps

Pool and Taps

A pool has four taps. The first tap takes two... Try Puzzle »
Root Jigsaw

Root Jigsaw

Two of the four jigsaw tiles have the same sum of... Try Puzzle »
Surplus Tetramino

Surplus Tetramino

If you re-assemble the pieces of each of the four... Try Puzzle »
The Fly and The Trains

The Fly and The Trains

Two trains are 200 km apart, and travelling... Try Puzzle »
Three Vessels

Three Vessels

There are three different color cylindrical... Try Puzzle »
Triangle Man Puzzle

Triangle Man Puzzle

Six coins make the Triangle Man shown in the... Try Puzzle »
Unfold the Prism

Unfold the Prism

Eight folding patterns are scattered around a... Try Puzzle »
Water Level

Water Level

There's a toy boat floating in a pool. Place a... Try Puzzle »
Weighing 10 Bags

Weighing 10 Bags

You have 10 bags full of coins, in each bag are 1... Try Puzzle »
Weighing 9 Balls

Weighing 9 Balls

You have 9 balls, equally big, equally heavy -... Try Puzzle »
Weighing Bags of Coins

Weighing Bags of Coins

You have eight bags, each of them containing 48... Try Puzzle »
Weighing Jelly Babies

Weighing Jelly Babies

Real jelly babies have a mass of 10 grams, while... Try Puzzle »
Weighing Pool Balls

Weighing Pool Balls

One of twelve pool balls is a bit lighter or... Try Puzzle »