One of the best pieces of equipment to viewing the sun safely is a Sunspotter. However, they are expensive. When I first wrote grants for the ones we used at school, they were ~400, Today, these same scopes cost in the neighborhood of $700. There should be a way to make yourown cheaply…
Voila! My fellow SOFIA Ambassador, Cris DeWolf, just posted these plans. to making a wooden or a cardboard version. Check it out! I wish we could make a few of these to use for Outreach events.