< td> Browse Catalog [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] ... Optical Bench, Light Source Provides a light sorce for the optic bench - For Age 10+Yrs Stirling Engine The heat from a small candle sends this Stiring Engine model into operation. - For Age 10+Yrs Toy Motor Kit Contains everything you need to build a real working DC motor. - For Age 10+Yrs Vacuum Plate 9" Outside Diameter. - For Age 10+Yrs Vacuum Pump - Hand Supplied with a pressure gauge that reads in both centimeters & inches of mercury. - For Age 10+Yrs Van de Graaff Generator, Large Create your own lightning with these time-tested devices that have delighted students for decades! - For Age 10+Yrs Volumetric Flask 1000ml 1000ml Bomex Brand - For Age 10+Yrs Wimshurst Machine, Deluxe For generating electric charges and high voltage sparks. - For Age 10+Yrs Wimshurst Machine, Economy This unit is built following the basic design of most Wimhurst machines but with economy in mind. - For Age 10+Yrs Graduated Cylinder 25ml Student Grade Three piece construction - For Age 6+Yrs Browse Catalog [1] [2] [3] [4] [5] [6] [7] [8] [9] [10] [11] [12] [13] [14] [21] [26] [28] [29] [30] [31] [32] [33] [34] [35] [37] [41] [42] [43] [44] [45] [46] [47] [48] [49] [50] [51] [52] [53] [54] E-commerce powered by MonsterCommerce shopping cart.