Blocks And Screws (or "screwy Contrivances")
Students, given a block of wood and a screw or nail, are asked to put that screw or nail into a block. They examine how many contrivances and other imperfections found in living things are best explained by the process of evolution.
6th - 8th Science 3 Views 3 Downloads
NASA Engineering Design Challenges - Spacecraft Structures
What kind of design challenges are there in building structures to support rocket engines? The unit takes design teams through the process of building the lightest possible thrust support structure that can withstand the necessary forces...
6th - 9th Science