Best challenging games for free download by popularity

A warlocks curse has trapped you in an otherworldly cemetery! Explore Hidden Object scenes and save the warlocks victims!

Help Zulu`s Zoo win a million dollar grant by making sure the zoo is in tip top shape. Find and feed the animals to succeed!

SudoKoach makes solving Sudoku puzzles more fun. It does the tedious work of figuring which numbers are possible in each unsolved cell, so you can get right to the more enjoyable aspects of solving the puzzle. Helps you learn solving strategies, too!

This fast-paced, complex word puzzler tests your visual and dexterity skills in a graphically exciting arcade environment while pushing your vocabulary & word building skills to their absolute limits!

Target Words creates and solves those 9 letter anagrams that are commonly found in various newspapers and involves finding words of 4 letters or more all using a common key letter.

A uniquely challenging puzzle game for strategists of all levels from children to grand masters. BrickShooter is not just for people who can think and move fast. It's for anyone who enjoys solving puzzles and taking their own sweet time doing them.

This brand-new puzzle/action game features clear and absorbing gameplay, 3 playing modes, 5 difficulty levels, superior graphics and atmoshperic sound. Your visual memory and concentration will defend your spaceship from space threats!

Travel the world beating a series of fun domino toppling challenges, using ten different types of dominos each with their own special abilities.

Pro Fortress Solitaire card game is a varient of Fortress Solitaire modified to be more challenging for players who have mastered the standard version of Fortress Solitaire.

Break the blocks with this highly imaginative, challenging game! The object of 1st Go Warkanoid II is to destroy all the bricks on the screen by hitting them with a bouncing ball. Some of the bricks will give you funny power-ups.

Andromeda SuDoKu Game is one of the most amazing, challenging, intriguing, and entertaining puzzles to sweep the world in decades. It has a unique solution that can be reached logically without guess. Fill digits from 1 to 9 into the blank spaces.

Choose from 40 puzzles ranging from 20 piece starter puzzles to the ultra challenging 63 piece puzzle sets. Play in Leisure mode to relax and practice or Challenge Mode to test your logic and skill.

Learn to program using icons by solving 50 challenging levels of Logos. Logos teaches you the basic principles of programming the easy way.

Match colors while connecting shapes in this beautiful and challenging puzzle game. Drifting through space with the stars as your backdrop, you must advance through increasingly difficult levels to escape the Ashalii Trap.

Bolt Brain Teasers is the most challenging puzzle game ever made. It employed many different obstacles that require specific actions to overcome. The challenges are packed in over 30 brain-crunching levels. Are you up for the challenge?

The Faces/Sides of the Famous Cube is a more challenging problem/game than the original Rubik's Cube, because player can see only a one side of the cube.

Eat leaves, flowers, vegatables and drinks with the insect while avoiding ghosts pacman style. Plenty of features to keep you highly entertained like Insect Boost, Blimp Warp, Crown Invincibility and Power Worms so you can devour the ghosts.

Can you defeat monsters, demons and mad gods to find the legendary jewel?

Nuclear Ball 2 is a smashing cocktail consisting of puzzles, fancy 3d graphics and explosive arcade gameplay. You must blow up intricate constructions of stones and blocks using the ball through two hundred levels and tons of adrenaline fun.

A uniquely challenging puzzle game for strategists of all levels from children to grand masters. BrickShooter is not just for people who can think and move fast. It's for anyone who enjoys solving puzzles and taking their own sweet time doing them.