Logic Problems:

Super Moon Lunar Eclipse

Grid-based Logic

Last Sunday night, a super moon lunar eclipse occurred. Six friends, all amateur astronomers, were jubilant at the chance to see this rare phenomenon, which has only happened...

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:

Garland

DIY, Hands-on

Reassemble the 12 pieces in such a way that they touch each other with the same colors, making a closed garland...

Matchsticks:

Christmas Tree - Angles

Segment-based geometry, hands-on

Six matchsticks are arranged into the shape of a Christmas Tree so that three right angles can be spotted in it...

Puzzle Stories:

Elevator Exercise

Deduction, Reasoning, Spatial

Larry lives on the 50th floor of a skyscraper. He gets up very early—earlier than anyone else in the building—and, obviously, must reach the ground floor to go to work. Naturally, he uses the elevator, but at the hour he wakes up, the elevator is always on the ground floor...

Kolocells:

Advanced 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