Construct an arsenal of mini-models of large launchers, based on siege weapons used throughout hi...

Ten unique, easy-to-construct models include a Pecking Hen, a Flying Pig, an Angry Bear, a Tricer...

'Provides instruction for creating traps and triggers using common household items, inspired by r...

'Solar-powered vehicles, gravity-driven cars, and spring-loaded three-wheelers will get kids on t...

Make a robot from a toothbrush, send Morse code messages by telegraph, and create your own lightn...

The ABC and Xyz of Bee Culture: A Cyclopedia of Everything Pertaining to the Care of the Honey-Bee

Transform your kitchen table into a battle ground with working mini models of historic battle mac...

'Provides instruction for creating traps and triggers using common household items, inspired by r...

'Make and test drive origami machines, including a car, a van, and even a rocket. Readers are gui...

'Use up spare parts or forgotten items from the garage to build your own miniature siege engine. ...

Readers will learn to fold origami animals, including a guinea pig, floppy-eared rabbit, butterfl...

This work has been selected by scholars as being culturally important, and is part of the knowled...