1) Set up the cards by bending 20 of them in half horizontally.
2) When the clock starts, player may begin building a tower with each level consisting of two pre-bent index cards placed on their long side with 1 index card flat on top.
3) Player may not make additional creases in the cards.
4) To complete the game, the player must build a 10-story structure within the 60-second time limit, and the structure must remain intact for 3 consecutive seconds.
Instructions and blueprint videos on this site are provided for practice and entertainment purposes only. Games played on the show are subject to rules provided to contestants and game levels may vary depending on quantities, distances or other considerations required for successful completion.