Disclosed herein, in certain embodiments, are computer-based language immersion teaching systems, products, programs, and methods for learners aged about 3 to about 10 years comprising a digital processing device and a computer program that creates a language immersion teaching environment, wherein said environment comprises a plurality of learning activities associated with a target language, and wherein said plurality of activities comprises: at least one learning activity based on a taxonomy of phonemes; at least one learning activity selected from: songs, chants, books, poems, puzzles, games, art activities, and printable activities; voiceover audio in said target language; and a software module for recording said learner's pronunciation and comparing it to one or more model pronunciations.