If the cohesion of your current space is starting to feel monotonous, a different color of wood beams can also create ...

a different color of wood beams can also create much-needed contrast. However, be aware that staining the ceiling beams in a darker shade than the floors can make the space feel top-heavy.

Items needed include nine sections of 2×3 wooden beams of varying lengths ... With the two 7 1/2-inch beams, the six beams make up the base of the catapult and two support arms extending upward.