Working Models

The new Sky Surfer launches planes in a predictable and repeatable way – for testing your airplane designs so you can figure out the best way to make planes for long flights, returning flights and those fancy trick flights like loop-de-loops, and landing in the cat bowl. An easy to make and use kit with foam pads, extra elastics and a world of great individual and family fun – learning...

The Onager was used by the Roman Army to lay siege to city walls and fortification in their territories around the Mediterranean sea and beyond. This torsion powered version can fire small clay balls (included) and other projectiles over 15 feet.