Ura
Ura baliabide naturala da, berriztagarria, baina mugatua eta gaizki banatua. Ezagutu baieztapen honen arrazoia DBHko 1. eta 2. mailako ikasleei zuzenduriko ikasmaterial honetan, eta ondoren, www.berde-berdea.net web gunean jarduerak egiteko aukera duzu.
Material gehiago: www.naturgaia.net.
Watch video Ura online without registration, duration hours minute second in high quality. This video was added by user Berde Berdea 03 August 2010, don't forget to share it with your friends and acquaintances, it has been viewed on our site 42,00 once and liked it 10 people.