The most famous great white shark has nothing on the Beasts Alive Robo-Jaws Building Set; This jaw-some building set allows you to build a motorized shark with chomping jaw action, plus two additional building ideas for more beastly fun; Includes one motor, and over 130 KNEX rods and connectors. Models can be built one at a time. Requires two AA; batteries (not included). Build a shark with motorised movement and watch it come alive; 130+ parts, including knex rods, connectors and a motor; With motorized movement, the shark moves towards you with chomping jaws; Downloadable instructions for 2 additional models. Recommended for builders age 7+. One supplied. Size H22.86, W22.86, D5.08cm. Batteries required: 2 x AA (not included) plus . For ages 7 years and over. WARNING(S): Not suitable for children under 3 years old. Only for domestic use.