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KNEX SHARK RUN

THE KNEX SHARK RUN ALLOWS YOU TO CONTSRUCT A ROLLER COASTER 1 METRE HIGH AND 1.3 METRE'S LONG.WATCH THE SURFER RIDE THE RAILS TO THE TOP,BUT WATCH OUT FOR THE SHARK AT THE TOP!ALSO INCLUDES INSTRUCTIONS FOR AN ADDITIONAL ROLLER COASTER.FOR AGES 10 AND UP,THIS ITEM REQUIRES 2 AA BATTERIES.