To make your simple pinhole projector, grab one of the card stocks, fold it in half, and cut a small 1-inch (or 2-inch) hole at its center.

Introduction 00:10 Initial setting 00:50 Create Projection 01:50 Create light rays 02:21 Adjust the Blur of the Projection ...

To safeguard your vision, here's how to make a box pinhole projector with common household items. Solar eclipse events: How long to travel to Indiana, Kentucky events from Louisville Step 1 to ...

If you don't have solar glasses yet to watch the total eclipse happening April 8, not to worry. The good folks at NASA have an easy way you can view the eclipse by making a box pinhole projector ...