Get ready for a crazy platform game in a colorful world. Climb the challenging obstacles and start the fun. How To Play Played with Mouse. Stacky Jump Casual Game Features ✓ Colorful graphics ✓ 3D Character ✓ Infinity level ✓ 3D Environment Finally, you can enjoy these game for free (and more requests will be added)! Stacky Jump Casual Game extension does not contain any hidden ads. Help and Contact Contact with us at info@gamebol.com and share your thoughts and problems.