Each available Review will be empty for different reasons:
1. Alphabet- you haven't learned at least three letters
2. Reading Rules- you haven't learned all the rules of at least one letter
3. Time (Words & Sentences)- you haven't learned any words/ sentences
4. Learning now (Words & Sentences)- you started learning a word/ sentence, but it hasn't participated in all the learning games
5. Mistakes (Words & Sentences)- you haven't made any mistakes in at least one game
6. Learned (Words & Sentences)- you haven't learned at least one subtopic
7. Forgotten (Words & Sentences)- you haven't got any discharging words/ sentences
8. Articles (Words)- you haven't learned at least one subtopic.
What is a Review?
How do I review what I have learned?
Do I earn anything when making a Review?