The specific tutorial is as follows:
Draw the following pattern on a piece of cardboard. ? Make sure the entrance is big enough to accommodate your train or car. ? Then cut out the pattern. At first, the dotted line is the paste position. You need two pieces of cardboard in the shape of mountain peaks. The cutting materials are as follows:
Write down that your bridge will place your salary on one of your mountains. As a guide, cut three rectangles to build your bridge. ? Make sure it is wide enough for your car to pass.
Glue the bridge components together as shown. ? Then glue water.
You can use camel sedan chair colored paper or draw patterns on the bridge deck. Here, I use patterns to draw stickers, and I can also make cars and pass under the bridge.