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3. Turn the box on its side. On the wall facing up, which will span the projection length, cut out a viewing window. (Again, the size and placement are not critical, but the concept sketch might help.) 4. Use whatever large round object you have on hand (for example, a trash can lid) to cut two matching circles in your spare foam/cardboard. Use the glue gun to stick them onto the box, in the corner opposite to where the telescope will sit.

3. Turn the box on its side. On the wall facing up, which will span the projection length, cut out a viewing window. (Again, the size and placement are not critical, but the concept sketch might help.) 4. Use whatever large round object you have on hand (for example, a trash can lid) to cut two matching circles in your spare foam/cardboard. Use the glue gun to stick them onto the box, in the corner opposite to where the telescope will sit.