| Quiz | # Taken | Best |
|---|
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with A | 24,611 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with B | 20,720 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with C | 19,814 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with D | 13,100 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with E | 11,275 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with F | 10,870 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with G | 12,934 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with H | 12,070 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with I | 9,997 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with J | 8,758 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with K | 10,558 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with L | 12,415 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with M | 17,029 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with N | 14,762 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with O | 8,491 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with P | 11,464 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with Q | 4,742 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with R | 11,332 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with S | 17,923 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with T | 12,242 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with U | 7,248 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with V | 6,518 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with W | 7,731 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with X | 3,379 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with Y | 5,353 | - |
| Countries, US States, Capitals, Elements, 100 Most Common Words: Starting with Z | 6,203 | - |
