George Beal

Što znamo o biljkama

Što znamo o energiji?

Poučna i bogato ilustrirana dječja enciklopedija koja na jednostavan način objašnjava izvore energije, njezine oblike, primjenu u svakodnevnom životu te važnost njezina očuvanja.

Što znamo o svijetu?

An interesting and richly illustrated educational encyclopedia for children that reveals fascinating facts about our planet, nature and people through simple questions and answers.

Što znamo o vremenu?

An instructive and richly illustrated children's encyclopedia that explains weather phenomena, climate and the way meteorologists study them in a simple and accessible way.