Fact/folds & Fault Model - 5 Parts, piece model is useful to illustrate important folds and faults found in Earth's crust, Students can understand fold planes, effect of tectonics stress and structural elements of a fault
Fan Cart, weight: 0.5 lb., dimensions: 6in x 5in x 5in, two AA size batteries, propeller delivers a thrust of about 88mN, accelerating the cart at 0.4 m/s2