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DIY Telescope (Grades 9-12): With the "Building a Telescope" activity, students use mailing tubes, convex lens… | Diy telescope, Physical science lessons, Telescope
Amazon.com : Telescope for Adults & Kids, NACATIN 70mm Aperture (15X-150X) Portable Refractor Telescopes for Astronomy Beginners, 300mm Professional Travel Telescope with A Smartphone Adapter& A Wireless Remote : Electronics
Making a 102 mm Refracting Telescope - YouTube
