Logic Problems:

Laundromat Tripping

Grid-based Logic

Charlie went to the laundromat with his regular weekly wash yesterday. He nodded to the other regulars when he walked in and put his laundry on. But then he decided to be different. Instead of...

BRYLine:

Intermediate 3

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:

Beginner 4

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 Color Flex Puzzle

DIY, Hands-on

Cut out 4 cross-like pieces. Fold each one only once. Now wrap them around a square so that each row, each column and each of the two main diagonals...

Matchsticks:

The Medal

Segment-based geometry, hands-on

The shape of the Medal consists of one rhombus and one square. Move just two matchsticks to get…

Puzzle Stories:

Laundry Charge

Deduction, Reasoning, Spatial

The laundromats in Sean’s new apartment complex are working on a chargeable card. Sean just got a brand new one with a $0 balance on it. The charging machine allows only a $10 charge each time…

Kolocells:

Beginner 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