Electric Mobility Experiment Set, 6 Different Models Can Be Built With One Chassis, Examines The Strengths And Weaknesses Of Each Solution, Compatible With All Other Horizon Kits, For Measurement, Etc, Includes fixed Steering Function At Front Of The Vehicle
Vertical Axis Wind Turbine Science Kit, Kit Should Only Be Used By Persons 12 Years Old And Up, And Only Under The Supervision Of Adults Who Have Familiarized Themselves With The Safety Measures Described In The Kit, Keep Small Children And Animals Away