Pre-schooler Senna already speaks four languages. Could this approach boost Australian literacy? - 4か国語を操る未就学児・セナ：バイリンガル教育が思考力を高める？

SBS Japanese - SBSの日本語放送 - Pre-schooler Senna already speaks four languages. Could this approach boost Australian literacy? - 4か国語を操る未就学児・セナ：バイリンガル教育が思考力を高める？