/ weekly 1.0 /learn weekly 0.9 /learn/consonants monthly 0.8 /learn/vowels monthly 0.8 /learn/tones monthly 0.8 /learn/greetings monthly 0.7 /learn/numbers monthly 0.7 /learn/colors monthly 0.7 /learn/family monthly 0.7 /learn/food monthly 0.7 /quiz weekly 0.8 /progress weekly 0.5