The most effective time to learn a language is between birth and age five - and that's the target age group of the Bilingual baby video series which covers most languages (Japanese, German, English etc) and uses an entirely immersive method of tuition where the language being taught is the only language used. Your child will only hear the language on the video. Foreign language words appear on screen to help readers and to reinforce what they see and hear. Small on-screen words appear in English so parents and older siblings can learn too!
Read the full article: Bilingual Baby Video Series