Here are 2 Glenn Doman's quotes on the best time to teach your child flashcards,
"It is best to use the morning hours to teach. Afternoon is generally not as good a time, but in the evening things start to pick up again.
In any event, you choose those times when your child is bright and alert and avoid like a plague anytime he is not" Glenn Doman How To Give Your Baby Encyclopedic Knowledge
To learn how you can expand your child's learning capabilities, click here.