SEASON: 1
EPISODE: 21 - Nina and Olli investigate how coal came to be.
SYNOPSIS
Nina and Olli investigate how coal came to be - and discover that the material is made from old trees and plants from many years ago.
SEASON: 1
EPISODE: 21 - Nina and Olli investigate how coal came to be.
Nina and Olli investigate how coal came to be - and discover that the material is made from old trees and plants from many years ago.
TvProfil uses cookies to provide better user experience and functionality of the site. More information about cookies can be found here: privacy policy.