11. Kingdom Rush
One of the best tower defence games on the web. Great visuals, and a small, focused selection of units keeps things tight and balanced.
PLAY Kingdom Rush
This surreal puzzle game sees you trying to create a long chain of neurons. The sound one this one is great, so turn your speakers up.
13. The I of It
The voiceover is a bit weird, but the puzzles in this game, in which you play as the letter I, are very well designed.
PLAY The I of It
14. Worm Food
Terrorise villagers as a giant, monstrous worm.
PLAY Worm Food
15. Small Worlds
As you navigate the blocky world in this pixelated platformer, the world gets smaller and smaller until your character is a tiny dot.
PLAY Small Worlds
16. Silly Sausage
Guide a stretchy sausage dog around obstacles in this arcade puzzler. Just one of many brilliant games from the prolific Nitrome.
PLAY Silly Sausage
This 3D puzzle/platformer game sees you navigating a character around a deadly environment while being watched by eerie security cameras.
18. New York Shark
It's a shark. In New York. Swim through the river and try and eat as many people, and destroy as much property, as possible. Like real sharks do.
PLAY New York Shark
19. Toss the Turtle
The name says it all. See how far you can launch a tortoise from a cannon before the little guy lands in a bloody, battered heap.
PLAY Toss the Turtle
20. Pandemic 2
Create and name your own deadly virus, then see if you can destroy all life on Earth with it. Sinister, but madly addictive.
PLAY Pandemic 2