Using a Hershey Bar, I show how this trick works. After the switch, you can see that the bar goes form about ... inches to only 5 inches, thus conserving its mass. Thanks for ruining my dreams, Isaac Newton.
by We Brothers
by 3D4Kids
by MrGeenky
by MWP - MakeWithPratik
by Beadaholique
by Julia M Usher
by KnitItOut Vancity