Clock Work Roller Coaster Building Set - K'Nex Puzzles a bustling market town to

a bustling market town to explore

Build a solar catamaran driven by a fanboat-like propeller

With this toy playset you get a simple building guide and Instructions PLUS

as parts may cause choking in infants

Then reconfigure the device to work in reverse as a hand-crank electric generator

Clock Work Roller Coaster Building Set - K'Nex Puzzles a bustling market town toTick, Tock goes the coaster car on the K'NEX Clock Work Roller Coaster Building Set! The hour hand inspired, motorized coaster car lift sends the coaster car up the track and down a ride full of twists and turns. This set comes with 303 parts, primarily rods and connectors, to build an exciting working roller coaster ride! The K'NEX Thrill Rides line allows children to build an entire theme park in their room as heart pounding roller coasters,