Kimax Gas Measuring Tube, Material: High quality borosilicate glass, The top is closed with the tube graduated from the top down, Dimension: 50 x 0.1 mL
ParticleLarge Sized Chart 59x 42inch, inchcludinchg more about neutrinchos and a section on Unsolved Mysteries inchcludinchg dark matter and dark energy.
Density Set Brass, Set of 12 brass cylindrical bars of different length but the same diameter. Students learn that the density of a substance is constanteven as its mass and volume change. Comes in an attractive wooden holder