Combined Skull set to accompany how we got her lab activity, A.afarensis, H. erectus, A. ramidus, H. sapiens, Chimpanzee set fetal, infant, juvinile, male, female
Convection of Gases Apparatus, consists of a metal box (22x10x11cm) with clear acrylic front panel, two glass chimneys, a candle and a cotton filled wick as the smoke source, Includes activity guide
Lewis structure Set, Help students determine the types of bonds in a substance, draw Lewis structures, and construct models of molecules, Chemists find the use of models helpful to construct Lewis structures and study covalent bonding
Tectonics Model, provide students with an innovative look at plate tectonics with this hand-painted plastic model, showing detailed representations of the earth layers. Both active and passive margins are shown, Oceanic floor spreading is also well-characterized
Model, Alpha- Corundum Crystal, is best known for its gem varieties, Ruby and Sapphire. Ruby and Sapphire are scientifically the same mineral, but just differ in color, Dimensions: 36 x 24 x 20 in, Weight: 8 lbs
Model, Aragonite Crystal, is a carbonate mineral, one of the two common, naturally occurring, crystal forms of calcium carbonate, CaCO3, It is formed by biological and physical processes, includes 44 1 inch balls,
Model, Beryl Crystal, hexagonal, is a mineral composed of beryllium aluminium cyclosilicate with the chemical formula Be3Al2(Si O3)6, Pure beryl is colorless, Beryl contains 256- 1 inch balls, Dimensions: 36 x 24 x 24
Model, Buckminster Fullerene C60, is a spherical fullerene molecule with the formula C60, It has a cage-like fused-ring structure (Truncated icosahedron) which resembles a soccer ball, contains 60- 1 inch balls
Model, Calcite (1/2 unit cell) Crystal, is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3), The other polymorphs are the minerals aragonite and vaterite, includes 66 1 inch balls, Dimen
Model, Carbon Collection Crystal, Set of 3, consisting one of each model, Diamond, Graphite and Buckminster Fullerene, Dimensions: 36 x 36 x 12 in, Weight: 15 lbs
Model, Carbon Dioxide Crystal, is a colorless and odorless gas vital to life on Earth. This naturally occurring chemical compound is composed of a carbon atom covalently double bonded to two oxygen atoms, Dimension
Model, Cesium Chloride Crystal, is the inorganic compound with the formula CsCl. This colorless solid is an important source of caesium ions in a variety of niche applications, Dimensions: 24 x 12 x 12 in, Weight:
Model, Diamond Crystal, is surrounded by four atoms directed in space toward the vertices of a tetrahedron, The hardness and large density of the diamond, contains 66- 1 inch balls, Dimensions: 24 x 24 x 12 in, Weigh
Model Homo Sapiens Cro-Magnon 1 Cranium, 30,000-32,000 YA, discovered by L. Lartet and H. Christy on a cliff in 1868 (during the construction of railway lines in Les-Eyzies, France), Size: 21L x 15.2W X 17H (cm)
Model Homo Sapiens Cro-Magnon 1 Skull, 30,000-32,000 YA, was discovered by L. Lartet and H. Christy on a cliff in 1868 (during the construction of railway lines in Les-Eyzies, France), Size: 21.1L x 15.4W x 18.6H (cm)
Model, Physical Eye, can be used to demonstrate the optical functions of the human eye, Half eyeball with adjustable iris diaphragm, lens holder and 2 convex lenses (f = 65 mm and 80mm), on a rod, Dimensions: 49 x 5.5 x 18 cm, Weight: 2.45 kg
Model, Sodium Chloride Crystal, also known as salt or halite, is an ionic compound with the chemical formula NaCl, representing a 1:1 ratio of sodium and chloride ions, Sodium Chloride contains 64 - 1 inch balls,
Model, Wurtzite Crystal, named after the mineral wurtzite, is a crystal structure for various binary compounds, It is an example of a hexagonal crystal system, Wurtzite contains 39 - 1 inch balls, Dimensions: 24 x 2
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