mathematic, solid geometrical model,made of smooth hardwood, regular quadrangular prism Size.2.5*H7.5cm material: smooth hardwoodconsisits of :1. cube, side of 5cm,2. parallellopiped, 4*3*4.5cm3. cylinder Dia2.5* H7.5cm4. cylinder Dia5*H5cm5. cone, Dia 5*H7.5cm6.sphere, Dia...

human model, biology, brain with different function area. natural size, 2 parts. the model applies different colors. human model, biology, brain  with different function area. natural size, 2 parts. the model applies different colors, which well indicate the various...

ripple tank specification: input voltage:220V, 50Hz; Operation voltage:12V; Power of bromine tungsten lamp:12V,100W, Ripple tanklaboratory equipmentUsed for the visual demonstration of the properties of wave motion and the effects of refraction, diffraction and...

It is made of transparent organic glass with color Specification of this cuboid:185(L)*110(W)*130(H)-mm, with 3 mm thicknessIt is made of transparent organic glass with color laboratory...

Whimsiest Machine It is an instrument suitable for college and middle school physics teaching and primary school teaching.  Whimsiest MachineIt is an instrument suitable for the use of college and middle school physics teaching and primary school teaching.A great deal of...

full set consist of : handy generator, wind generator, solar cell generator, thermo generator, demonstrator of conductor full set consist of : handy generator, wind generator, solar cell generator, thermo generator, demonstrator of conductor and non- conductorUsage: it is a...