| Takes | Quiz | Points | Best |
|---|---|---|---|
| 26 | Constellations A-Z | - | - |
| 8 | Elements of the Periodic Table - Groups | - | - |
| 347 | Elements of the Periodic Table - Symbols | - | - |
| 12 | Elements That Share a Symbol With a U.S. State | - | - |
| 15 | Exoplanets A-Z | - | - |
| 55 | Planets and Dwarf Planets A-Z | - | - |