omg phycowpath, thats been happening to me for quite some time too. it stopped for a little while though... any help anybody? and i got a new keyboard, so its not like i had spilled something on the keys or anything...
after the one where your mouse constrols the elephant, mine glitched up, and let me move the elephant through the barrier every single time. Achievement unlocked. to say the least. but, completely unintentional, and maker, you may want to fix that glitch.
 "Feudalism II"){kind=icon}
 "Medieval Rampage 2"){kind=icon}
 "Robot Dinosaurs That Shoot Beams When They Roar"){kind=icon}
 "This is the Only Level"){kind=icon}
 "Endless War 4"){kind=icon}
 "CycloManiacs"){kind=icon}
 "Stick Arena: Ballistick"){kind=icon}