Make: Volume 73

YOU WILL NEED:

Build your own mechanical device to replicate images

with simple items found at home

Written by Cy Tymony

1+2+3 Image Duplicator

With a few everyday items, you can make a

pantograph, an image duplicator that allows you

to use one pencil to trace an image while another

pencil follows its path in parallel to draw a copy!

1. Cut out and position strips

Cut 2 cardboard strips measuring 2"×4", and 2

more 2"×8". Place them at right angles, with the

smaller pair on top of the larger (Figure

1

)

.

2. Link strips with paper clips

Cut 4 tiny holes in the strips and slip paper clips

into 3 of them, as shown in Figure

2

. Bend up

the end of another ...