Logic Problems:

Winter Carnival

Grid-based Logic

Last weekend was the Millersville Winter Fest! Every winter, the Millersville residents shake off the winter blues and go out to...

BRYLine:

Beginner 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 3

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 Right Angles 2

Segment-based geometry, hands-on

Six matchsticks are arranged into the shape of a Christmas tree as is shown below. Three right angles can be counted in the shape...

Puzzle Stories:

The 4P Toothpick Challenge

Deduction, Reasoning, Spatial

Patrick, Paul, Peter and Phillip are drawing toothpicks. One of the boys is holding four toothpicks in his hand without revealing which one is the shortest...

Kolocells:

Expert 3

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