Telescopes: Crash Course Astronomy #6
0
0
2,335 المشاهدات·
10/24/23
في
Life
Today Phil explains how telescopes work and offers up some astronomical shopping advice. Check out the Crash Course Astronomy solar system poster here: http://store.dftba.com/products/crashcourse-...
أظهر المزيد
0 تعليقات
sort ترتيب حسب
