How to Make a Digital Microscope at Home For this project you need few pieces of cardboard, a torch and webcam with manual ...

How to Make Simple Electric Motor from Battery In this video I show you how easy to make simple electric motor from battery, copper wire and neodymium magnets. You will be surprised how easy to build ...

By developing—and revisiting—an instructional roadmap that connects standards, activities, and skill development, these ...

I nearly shelled out for new circuits - until this Klein tool proved I already had power right where I needed it.