Introduction video of BIGBOX

BIGBOX is an e-learning service aimed at learners of English.
It allows learners to develop their English skills in a fun way by viewing ebooks and practicing content learnt through an E-learning app.
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[BIGBOX]
★ BIGBOX Official website: ref.ad-brix.co...
★ BIGBOX Android App Download: ref.ad-brix.co...
★ BIGBOX iOS App(KOR) Download: ref.ad-brix.co...
★ BIGBOX iOS App(ENG) Download: ref.ad-brix.co...
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