Test yourself each hour with a different scientific equation. 1:00-physics, 2:00-nuclear physics, 3:00-astronomy and thermodynamics, 4:00-genetics, 5:00-geology and chemistry, 6:00-physics, 7:00-geology, 8:00-astronomy, 9:00-chemistry, 10:00-human anatomy and physics, 11:00-astronomy and 12:00-meteorology. Made of lightweight, matte white powder-coated metal, the clock measures 11½" in diameter, has a red sweep second hand and uses one AA battery (not included).
| | Science Quiz Clock |  | 24.98 |  |
 | Science Quiz Clock |  | 26.99 | |
 | Decor Craft Science Quiz Wall Clock |  | 23.01 | |
 | Decor Craft Science Quiz Wall Clock |  | 21.76 | |