Logic Problems:

Rush Hour Listening

Grid-based Logic

Syd hated sitting in rush hour traffic. He saw it as a horrible waste of his time. To make the best use of his time, he listened to audio books in the car. He discovered that...

BRYLine:

Advanced 2

Logic: Shapes & Colors

Fill out all the cells in the line with the nine colored shapes, one shape per cell, in accordance with the clues

Geomatrix:

Intermediate 5

Geometry & Deduction

Discover which one of the four dots surrounding a given letter is in fact the real one so that when all dots are assigned, all the clues are satisfied

Cut-Outs:

The Bubble Folding Puzzle

DIY, Hands-on

Cut out two halves of the strip and glue them together. Pre-crease along the diagonal dotted lines. Now the challenge is...

Matchsticks:

Puzzling Time

Segment-based geometry, hands-on

A dozen of matchsticks are arranged into 3 perfect squares. Move only...

Puzzle Stories:

Pizza Time

Deduction, Reasoning, Spatial

Four friends ordered a large pizza cut into eight slices. The friends ate the entire pizza...

Kolocells:

Expert 2

Logic: Colors

An arrangement is composed of an even number of circles. Paint each circle in one of the three prime colors in accordance with the clues provided