I found a bug when trying to get certified for Geometry - Solid Geometry. The "Open the Khan Academy test" button incorrectly redirects users to the Solid Geometry unit overview, not the Solid Geometry unit test.

Current link: https://www.khanacademy.org/math/geometry/hs-geo-solids

Correct link: https://www.khanacademy.org/math/geometry/hs-geo-solids/hs-geo-density/test/hs-geo-solids-unit-test