Linear Air Track with accessories, 1.5m length, Ideal for classroom use, Includes: (1) Linear air track, (1) Accessory pack, 63.8x7.1x12.6 inches, 24.9 pounds
Snap Circuits * Motion, contains over 50 parts and over 165 projects to complete, hands-on education, Experiments include: Color changing lighted fan, Air fountain, Motion Detector, Master Dimension(LxWxH): 21.5 x 14.25 x 19.25 inch, Master Weight: 22lbs