Countries, US States, Capitals, Elements, 100 Most Common Words: A + B + xy = C

Quiz reference: Most Common English Words (100), Periodic Table Quiz (114), 50 States in One Minute (50), Countries of the World (196), World Capitals (196), US State Capitals (50)

Note on most common words: conjugations count as the same word (eg swam, swum and swimming all count as "swim")

Try by Starting Letter: A, B, C, D, E, F, G, H, I, J, K, L, M, N, O, P, Q, R, S, T, U, V, W, X, Y, Z