| Quiz | # Taken | Best |
|---|
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with A | 24,631 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with B | 20,732 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with C | 19,824 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with D | 13,108 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with E | 11,282 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with F | 10,875 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with G | 12,942 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with H | 12,076 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with I | 10,003 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with J | 8,766 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with K | 10,565 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with L | 12,424 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with M | 17,035 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with N | 14,767 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with O | 8,496 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with P | 11,468 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with Q | 4,745 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with R | 11,337 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with S | 17,933 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with T | 12,245 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with U | 7,251 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with V | 6,521 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with W | 7,735 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with X | 3,381 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with Y | 5,356 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with Z | 6,206 | - |
