Construct 8 awesome, motorized Walking machines that move in different ways using gear trains, linkages, and intermittent gears! 
Models include: terrain Walker, roboar, fairy shrimp Bot, kangaroobot, monkeybot, robomouse, leopard Crawler, and water bear 
A 44-page, full-color manual guides construction of models that Hop, creep, wriggle, and crawl, and modular plastic building pieces are compatible with other Thames & Kosmos construction, engineering, and physics kits. 
Gain hands-on experince building mechanical devices and learn about complex geared systems, 
Models move using a battery-powered motor box (2 AA batteries required, not included).