This four-part DVD series presents a detailed review of the important concepts about Natural Resources. Titles are: "Earth's Natural Resources," "Energy Resources," " Everyday Natural Resources," and "Sustainability and Natural Resources." Each program is 20 minutes and has a 30-page teacher guide plus video indexes, labeled slides, glossary, English subtitles. The PDF guides for each program can be accessed by putting the DVD into your computer and opening them via Adobe Acrobat Reader on both Macs and PCs.