Kristjan SalevJun 19, 20224 minWHAT DOES LASER MEAN ON A RADAR DETECTOR?Radar and laser detectors are electronic devices placed in cars thatyk can help detect when the speed of a car is ubeing measured. In...
Kristjan SalevJun 7, 20225 minMAKING A SUNDIAL FROM STEELIn an earlier post "How horizontal and equatorial sundials work" we can read about the working principles of the two main types of...
Kristjan SalevMay 8, 20223 minHOW DO SMARTPHONE SCREEN MAGNIFIERS WORKA smartphone screen magnifier is a device that magnifies the image or text on the screen and makes it more visible to us. It's good to...