Call it “precision agriculture,” “prescription farming” or even “space age farming.” Whatever the term, there is something radical happening down on the farm. Making novel use of satellites high above Earth and geographic information systems close to home, farmers are now able to tail or their soil and crop management to the varying conditions of their land — and on a very small scale.

Featured lesson plan: Mining for Chocolate

Students will design a process for extracting chocolate chips from cookies to simulate the separation of minerals from ore.