Dr. Seuss Word Challenge Sweepstakes - Ends July 15th Enter to win a Carnival Cruise for 4 and $1,500 for Airfare. Two additional winners receive Dr Seuss Books. Eligibility: US, DC, 25+ Entry Frequency: One Entry Click Here to Enter this Sweepstakes End Date: July 15, 2019 Grand Prize (1 winner) One (1) ocean view quadruple occupancy stateroom on a four (4) or five