Insight Media provides visual media to supplement and enhance university, secondary, and vocational instruction. Insight Media also provides the highest quality collection of educational programming, offering more than 14,000 DVD, VHS, CD-ROM, and PowerPoint titles corresponding to specific curricular topics. Insight Media regularly adds new titles to their collection. - (Read more)

Water Science UK supplies up to date info about scientific papers and equipment suppliers for water quality sensors and equipment. The site offers info on topics such as components and instruments. - (Read more)