Discovery Mindblown Tornado Lab empowers you to create a tornado from the safety of your own home! Simply add water and let the machine dazzle you with one of nature's most powerful phenomena. Change up the speed of the tornado with the 5 included intensity levels. Track the change in speeds by dumping in the storm debris to really see mother nature in action! You can peer down into the eye of the cyclone and watch the storm debris move through the column! # Pieces In Set: 8 Features: Non-Toxic Learning Skill: Science Recommended Ages: 8 Years And Up Measurements: 28.5 Length/Inches, 3.375 Width/Inches Base Material: 65% Plastic, 30% Metal, 5% Glass Care: Wipe Clean Country of Origin: Imported