Construct your castle from the foundation up! Tower Stacks invites players to construct a vertical castle using 9 puzzle pieces. Begin from the ground level and utilize strategic planning skills to stack the pieces and tackle the 80 included challenges, ranging from easy to expert. A timeless brain teaser suitable for royals of all ages! HOW TO PLAY: Step 1: Select a challenge. Arrange the ground floor of your castle by positioning the puzzle pieces adjacent to each other so that the top view matches the challenge. Step 2: Place all remaining puzzle pieces ON TOP of the ground floor to complete your castle. The castle may comprise more than 2 floors... the exact number remains unknown until you discover the solution! Step 3: There exists only 1 solution, depicted at the rear of the challenge booklet. Inside the Box: 9 castle-shaped puzzle pieces Challenge booklet with 80 challenges and solutions. Age: 8 to adult Single Player