CONNECT AND COMBINEHow to create a crossbow without using any electrical appliance or any expensive equipment. Steps:1.Tape two pencils together.2.Tape the two pencil pair to form a lower case.3.The pen in the middle is where the arrow is been put and the other two is used to decorate it.4.Wrap a rubber band around the pencils beneath loading end of the tube.5.Put in the pen ink,stretch or pull the rubber band and release it to shoot out the ink.