Logic Problems:

Planting Season

Grid-based Logic

Planting season had arrived – winter's snow was almost gone, the first buds were coming out on the trees, and lawns were turning bright green with new grass. Farmer John woke up this morning to...

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 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:

Flat Die

DIY, Hands-on

Fold three diamond-like shapes into three V-shaped pieces. Interweave them in such a way that to assemble a…

Matchsticks:

Wine Glasses

Segment-based geometry, hands-on

Ten matchsticks are arranged into two wine glasses. Move just three matchsticks to make...

Puzzle Stories:

The Phone Number Math

Deduction, Reasoning, Spatial

Alison’s phone number consists of all 10 digits. No repeats. On top of that the sum of...

Kolocells:

Advanced 1

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