Knex Mechanical Hand

with this handy device you can reach things that are out of reach. This is what you need:

rods:4 green, 20 white, 4 blue, 4 yellow, 1 grey
conectors:1 brown, 10 grey, 16 orange, 8 red, 2 white
other:10 grey spacers

Step 1: The Joints and Fingers

picture 1 & 2:make 4 of these
picture 3:connect them like this
picture 4:add the yellow rods like this

Step 2: Making the Handle

picture 1:build this
picture 2:build 4 of these
picture 3:connect them like this

Step 3: Connecting It All Together

connect everything together like this and thats it you can work it by moving the bottom white connector up and down the handle