Please be sure the follow the instructions exactly as indicated in your instruction manual (*Steps 11-15). You must work quickly to complete the mixing, feeding, and pooping process within 2 minutes. Otherwise, the slime will begin to thicken if left in the internal container too long. (Note: The consistency of the unicorn`s poop will be slightly watery when the unicorn is ”pooping.” Allow your unicorn poop to sit in the toilet bowl for 10-15 minutes to thicken).