This Collection contains Some of Basic Metals & Alloys Specimens. The Metal Specimens include Some of the following Aluminium (Al), Antimony (Sb), Copper (Cu), Cadmium (Cd), Iron (Fe), Lead (Pb), Magnesium (Mg), Nickel (Ni), Tin (Sn) & Zinc (Zn) Etc. The Alloys Specimens include Some of the following Bronze, Tin Solder, White Meta..

A barometer is a scientific instrument that is used to measure air pressure in a certain environment. Pressure tendency can forecast short term changes in the weather. Many measurements of air pressure are used within surface weather analysis to help find surface troughs, pressure systems and frontal boundaries...

Made of Borosilicate Glass 1Made of Neutral Glass..

Actual effect of increasing or decreasing pressure can be observed as air pressure is changed by squeezing and releasing the attached pressure air bulb..

Here's an exciting educational model that is fun for younger students or people unfamiliar with astronomy. Each concept is shown individually, moving the arm or earth or moon separately by hand. Shows basic relationships of rotation, revolution, night and day, seasons, phases of the moon, occurrence of tides, lunar and solar eclipses, loc..

A Galileo thermometer (or Galilean thermometer) is a thermometer made of a sealed glass cylinder containing a clear liquid and several glass vessels of varying density. The individual floats rise or fall in proportion to their respective density and the density of the surrounding liquid as the temperature changes...

it is available with shade and without shade..

The Mason's Wet Dry Bulb Hygrometer / Thermometer is used to measure the amount of moisture in the environment. The hygrometer measures the wet and dry temperature over the range of -10 to +50°C enabling the relative humidity to be calculated (1 to 97% RH). The unit incorporates a small water reservoir. The mason's hygrometer is supplied wi..

Full information globemounted on a standbulb included and replacable..

It consists of a sheet metal funnel about 250×125mm (overall length × diameter), with an inner receiving cylinder 200×70mm (height × diameter), a cylindrical outer body 300×125mm (height × diameter)...

Made of Copper, comprises Funnel, inner receiving vessel and an outer body with a glass measure graduated cylinder.Constructed from copper. It has 5 inch dia. (127 mm) funnel, an inner receiving vessel and an outer body all of copper, and a glass measuring cylinder graduated 0 to 10 mm x 0.1 mm (100 divisions.)..

This Collection contains 50 Types of Specimens, (25 Rocks Specimens of Igneous, Sedimentary& Metamorphic Rocks Types & 25 Minerals Specimens). The Rock Specimens include Some of the following Anthresite, Basalt, Chalk Lumps, Conglomerate, Diatomite, Flint, Gabbro, Gniess, Granite Red, Granite White, Lime Stone Black, Lime Sto..

Rocks minerals collections Education Teaching Aids Geological Showcases Rocks & Minerals Collections This Collection contains 20 Types of Basic Rocks Specimens of Igneous, Sedimentary & Metamorphic Rocks Types. The Rock Specimens include Basalt, Diatomite, Gabbro, Gniess, Granite, Lime Stone, Marble, Obesidian, Quartizite, Rock Salt..

Models organize big ideas for scientists and students; they identify and test questions and are ideal tools for thinking. The Earth/Moon Rotation orrery shows our planetary movement around the sun and demonstrates lunar orbit and moon phases when illuminated with an accompanying light...

 Double scale, graduated -20 to 50 × 1°C and 0° to 120 × 2°F, length approx. 380mm.      Mounted on polished wooden base      Mounted on Acrylic sheet..