The K’NEX SuperSonic Swirl Building Set is only $14.99 at Walmart. This same set is selling at Sears for $22.49.

The K’NEX SuperSonic Swirl Building set contains 464 pieces and instructions. The set contains everything young builders need to build an amusement park-like ride and they can build it themselves, with parents, or with friends.

The K’NEX SuperSonic Swirl Building set (reg. $21.97) $14.99
Free store pickup
Final Price: $14.99