This four-part DVD series presents a detailed review of the important concepts in middle school tools in science. Titles are: "Lab Equipment Safety," "Measuring Length and Temperature," "Measuring Mass and Volume," and "The Microscope." 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.