FREE: Bloop (steam key) Digital Delivery

The listing, Bloop (steam key) Digital Delivery has ended.

Hi. Here is the proof that this game has the incentive and it is a little expensive is not it ?(http://store.steampowered.com/app/340200/)
game description
Liquid chemistry has never been so much fun! Ignite your imagination with a whimsical 2D liquid physics-based puzzle game by Studio 2SD. Experiment with valves of colorful liquid, create and move objects to transfer the substances to their designated beakers. Use quick reflexes, problem solving skills and imagination to conquer each of the challenging puzzles, all in the name of science. Solve your way through 42 maps to reveal the story, or put your creative skills to the test with the in game level editor!