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
Earth Layer Model with Seismic Wave, shows the connection between inner layers of Earth, spreading of seismic waves in the interior of Earth & Earth's magnetic field, Diameter of the Earth: 226 mm, Scale: 1 mm approx 56.41 km, Dimensions: 387 x 350 x 240 mm3