Hide 'n' Seek

S1 E2: During an S.O.S lesson on camouflage, the Jar Dwellers give Sophie and David the slip and escape to the school's annual Halloween Fair to try out the stalls and the activities. Van Riceberger's latest Jar Tracker is set up over the Dunking Booth but it backfires on him when Crunch hits the bullseye and lands the lazy eyed professor in the drink.