Web lectures on electronic circuits

Andrew writes – “Bob Brown of Southern Polytechnic State University has a neat series of Web Lectures on electronic circuits that describe electronics from simple electric circuits, through combinational circuits. The circuits are emulated using Javascript functions, which make it feel like you are interacting with the circuitry itself.” – Link.

Continue Reading

The Kon-Tiki adventure

Clarke writes – “‘Kon-Tiki’ a huge scouting event in South Africa inspired by Thor Heyerdhal’s 1947 adventure aboard a reed raft demonstrating that ancient people could have sailed from South America to Polynesia. Troops build rafts that must stay afloat for 24 hours using their pioneering skills (ropes, poles and oil drums; no nails or […]

Continue Reading