Human Anatomy Eyeball Model 4D, 4.5in model contains 35 detachable, hand-painted medical education-quality organs and parts and a display stand, Also includes illustrated assembly guide and description of the anatomy, Offer a unique puzzle challenge, For ages 8 plus
VWR* Analog Vortex Mixer, 120V, 50/60Hz, Orbit: 4.9 mm, Speed: 300 to 3200 rpm, include a cup head, three-inch head with cover and a 72 (183cm), 3-wire cord and plug, variable analog speed control with continuous or touch mode operation, Two modes of operation
Seismograph Model creates a visual representation of the shock waves generated by an earthquake, Use to teach both mathematical and geological concepts by manually pulling the paper strip and recording simple movements made by jumping or moving, Pencil not included
Effect of Salinity on Seawater kit, Includes: Phenolphthalein Indicator, 1M Potassium Chromate, 0.1M Silver Nitrate, 3M Sodium Hydroxide, Synthetic Atlantic Ocean Water, Gulf of Mexico Water and Pacific Ocean Water, has enough materials for 15 groups