All series

Each series covers one topic. Right now that means languages, with more subjects on the way. Open a series to find its books, songs, and answer keys.

Languages

Key Into Greek

Learn Greek with songs that actually stick, the kind kids end up humming around the house. Vocabulary, grammar, and a bit of culture, all carried by the music.

2 books

View series

Languages

Key Into French

Learn French with songs that stick. Each unit builds vocabulary, greetings, and everyday phrases through music and workbook practice.

2 books

View series

Languages

Key Into German

Learn German with songs that stick. Vocabulary, grammar, and everyday phrases, all carried by music you can sing along to.

2 books

View series

Languages

Key Into Spanish

Learn Spanish with songs that stick. Music-first lessons for vocabulary, grammar, and phrases that stay with you.

2 books

View series

Languages

Key Into Dutch

Learn Dutch with songs that stick. Build vocabulary, greetings, and everyday phrases through music and workbook practice.

2 books

View series

Languages

Key Into Latin

Learn Latin with songs that stick. Each unit builds vocabulary and everyday phrases through music and workbook practice.

2 books

View series

Languages

Key Into Hindi

Learn Hindi with songs that stick. Each unit builds vocabulary and everyday phrases in Devanagari through music and workbook practice.

2 books

View series

Languages

Key Into Punjabi

Learn Punjabi with songs that stick. Each unit builds vocabulary and everyday phrases in Gurmukhi through music and workbook practice.

2 books

View series