Model Human Child Skull, 13-year-old, With exception of wisdom teeth, all permanent teeth are fully erupted & no deciduous dentition remains, apices of canines, premolars & second molars are approximately one-half to two-thirds closed, Size: 7x5x7in
Model Human Child Skull, root apices of permanent incisors & first molars are almost completely formed, spheno-occipital synchondrosis is open, anterior intra-occipital suture is closed, 2-part skull (jaw connected with hardware), Size: 18x12.6x17.1cm
Rotary Motion Motor Kit, ncludes a small electric motor with pulley, rubber band belt, motor clip, and mounting screw. The motor can be attached to the Rotary Motion Sensor, and be used as an analog tachometer, or generator
Radiation Monitor, detects alpha, beta, gamma, and X-ray radiation. Applications include nuclear counting statistics, shielding, and decay rate measurements, consists of a Geiger-Mueller tube mounted in a small, rugged, plastic case. It
High Current Sensor, Use in experiments that involve currents larger than 1 A, such as solar panels, hand generators, and other alternative energy projects, range of +/-10 A, Current is measured with a Hall Effect sensor, which uses the magnetic f