Position	Website	Change	Thumbnail
1	sciencedirect.com - ScienceDirect - Home	6
2	link.springer.com - Home - Springer Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.	-1
3	karger.com	6
4	ncbi.nlm.nih.gov - National Center for Biotechnology Information	0
5	pubfacts.com - PubFacts - Scientfic Publication Information Covering 20 million+ Publications and Authors	0
6	fbo.gov - Home - Federal Business Opportunities: Home	0
7	dgmarket.com - dgMarket - ... dgMarket is the largest international portal for tenders and procurement opportunities from governments and international organizations.	0
8	plasmaspider.com - CNC Plasma Cutters Resource Site, DXF Art for CNC Plasma, Clip Art for CNC Plasma Cutting. • Index... CNC Plasma Cutters Resource Site. FREE DXF files, artwork and clipart files for your cutting machine.	-10
9	naldc.nal.usda.gov - NALDC: National Agricultural Library Digital Collections	-6
10	youtube.com - YouTube - Broadcast Yourself. YouTube is a place to discover, watch, upload and share videos.	2
11	apod.nasa.gov - Astronomy Picture of the Day A different astronomy and space science related image is featured each day, along with a brief explanation.	7
12	biomedcentral.com - BioMed Central | The Open Access Publisher	0

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