Make: Maker Projects Guide

Projects: TOY INVENTOR’S NOTEBOOK

VICTORIAN TOYS AND FLATLAND ROCKETS

Invented & drawn by Bob Knetzger

Figure A

Figure B

Figure C

HERE’S AN UPDATE OF A VICTORIAN PLAYTHING. Cut out the fish on the dotted line and float it on a pan of water. Place a single drop of olive oil in the circle. The oil quickly spreads out the slit and across the water. The fish “swims” in the opposite direction, like an exhaustspewing rocket subject to Newton’s third law ...