In this video, learn how to make a game projector for smartphones using light bulbs. Follow our step-by-step guide to ...

Creating a projector's beam is extremely simple Timestamp 00:00​ Introduction 00:10 Initial setting 00:50 Create Projection ...

Use a cereal box and items around the house to make a pinhole eclipse projector. — -- If your approved solar eclipse glasses didn't come in time or stores near you are sold out, it's not too late ...