Yesterday, we walked you through how to make plastic file folder rockets. Today, I have a video for you to make the pvc pipe launcher: (I forgot to add electrical tape to the list of supplies needed in the video- sorry!) Here's a recap: Step 1: Gather Your Supplies: For this launcher, you will need: Plastic Wrap 20 oz bottle Electrical Tape 1/2" pvc pipe connectors: 2 end caps 1 - 4 way cross 1 - 45 or 90 degree elbow 1/2" pvc pipe in the following lengths: 1 - 18.5" piece 1 - 8" piece 2 - 6" pieces 1 - 2.5" piece (Cutting pvc pipe is quite simple with a handheld pipe cutter) Step 2: Build the Base Begin to build your launcher with the 4-way cross. Add the 18.5" pipe out one end. (The other end of this pipe will be where you will add the bottle at a later time.) Add the 2.5" piece opposite the 18.5" pipe. On the opposite end of the 2.5" pipe...