How to make a periscope

With a periscope you can see what, due to natural circumstances, you can not see, for example, above the walls or over the heads of a multitude of people. You can do it as high as you want. It depends on the cardboard you have. It can have multiple uses such as spying on people without their noticing. But that if you have to put yourself in a good position Look at the following article, how to make a periscope.

• A sheet of cardboard 42 cm long by 42 cm wide
• 2 strips of cardboard about 32 cm long by 8 cm wide
• 2 small mirrors about 8 cm long and 6 cm wide
• A pencil and a ruler
• Adhesive tape and scissors

one

To begin with, measure four columns of about 10 cm wide and one of 2 cm wide in the large cardboard sheet. Put the ruler on each line and pass the scissors over to mark them.

two

Fold the cardboard along the lines to form a long box and cut out a 5 x 5 cm window near the bottom and another near the top on the opposite side.

3

Next, measure three columns of 8 cm wide and one of 2 cm wide on the two cardboard strips. Mark the lines and tape a mirror over each one. Look at the drawing.

4

Fold the strips up, leaving the mirrors on the outside, and give them the shape of a triangle. Fold the flap of each strip also upwards and fasten the ends to the flaps with tape.

5

Place a triangle on the bottom of the box, with the flap on the outside, as you see in the drawing. Attach the triangle to the box with adhesive tape.

6

Finally, put the box face down . Place the other triangle so that you can see the mirror through the window. Secure it with adhesive tape . Close the box and stick the flap down.