DestinationCoupons offers a General Admission Ticket to LEGOLAND Discovery Center in Tempe, AZ for $14.30. (Scroll down and click on "Book Now Online" to see this price; you may need to enter coupon code "DESTINATION" first.) That's $4 under booking via LEGOLAND directly. Note that additional fees may apply. LEGOLAND Discovery Center Arizona features the biggest box of LEGO bricks ever, among other attractions for kids and kids-at-heart. TripAdvisor ranks it #3 of 21 fun & games in Tempe. Book this travel deal by December 31.
Also available is a SEA LIFE & LEGOLAND Combo Ticket for $25 via the instructions above. That's the best we could find by $5.