Logic Riddles With Answers

Eight is correct after five plus three, wrong after five times three, and meaningless on a blank page. What am I?

I find cracks before publication, improve an argument by pressing its weak points, and work best when the attack is fair. What am I?

Write me in a diary and I am ahead of you; wake up inside me and everyone calls me today. What am I?

Ten seconds before midnight I make a room loud; ten seconds before an exam I make it silent. Same numbers, different feeling. What am I?

I arrive slowly through kept promises, leave quickly after one public lie, and often enter the room before you do. What am I?

Court records, photographs and scars can show me. Apologies may change my meaning, but not my events. What am I?

Ava finished before Ben. Ben finished before Cara. Cara finished before Dan. Who finished last?

The red tower is taller than the blue tower. The green tower is taller than the red tower. Which tower is tallest?

The maths book is above the history book. The science book is above the maths book. Which book is at the top?

The dog is heavier than the cat. The rabbit is lighter than the cat. Which pet is heaviest?

Mia is ahead of Leo. Leo is ahead of Sam. Sam is ahead of Nia. Who is at the back?

The red box is below the yellow box. The yellow box is below the blue box. Which box is highest?

Noah is older than Ella. Ella is older than Max. Who is youngest?

The small cup holds less than the medium cup. The large cup holds more than the medium cup. Which cup holds the most?

Team A scored more than Team B. Team C scored less than Team B. Who scored the most?

Path 1 is longer than Path 2. Path 3 is shorter than Path 2. Which path is shortest?

A cube is painted on all sides and cut into 27 equal smaller cubes. How many small cubes have paint on exactly one face?

What is the maximum number of pieces from 3 straight cuts across a round cake, if each cut crosses all previous cuts inside the cake?

How many sides do 5 separate triangles have altogether?

How many corners do 6 separate squares have altogether?

How many faces do 4 cubes have altogether if they are separate?

A drawer has black socks and white socks. How many socks must you take in the dark to guarantee a matching pair?

Two fathers and two sons go fishing. Each catches one fish, but only three fish are caught. How is that possible?

You have a 5-litre jug and a 3-litre jug. How can you measure exactly 4 litres?