When is the ideal age to teach kids other languages? Like French or Spanish?

Promo terbesar expert care sudah dimulai, diskon hingga Rp.100.000 sedang berlangsung di shopee, ada juga voucher diskon 100% alias gratis bagi bunda yang beruntung. Buruan cek di https://shope.ee/9UfEMMqqTg (id-15246)

They say it is best to teach other languages the same time they are learning the first one. So maybe around 1.5 to 3 years old as this is the stage when they increase their vocabularies and recognize speech patterns.