Skull Model, Human, realistic life-size, Moveable Lower Jaw, Removable Skull Cap, human skull Shows all of the bones and major structures of an adult human skull, including the fusions between bones and cartilaginous regions, Dimensions: 20L x 20W x 15H cm
Set of nine models, showing the following stages. 1. Embryo 6 days old 2. 1st month of gestation. 3. Uterus with embryo in 3rd month of gestation.4. Uterus with fetus, in 4th month. 5. Uterus with fetus, placenta and umbilical cord.6. 5th month. 7. 7th month pregnancy.
VWR* Visual Scientifics Photogate Sensor, Four Modes: Gate, Pulse, Pendulum, Frequency, also Works with VISUAL SCIENTIFICS and numerous physical science systems, This kit contains: 2 Photogates, 2Connecting wires, Main photogate hub and control, Wall charger