mhhe.com Rank 143.9K. Estimated value 15,192$koppelmangroup.com Rank 319.1K. Estimated value 6,804$northseattle.edu Rank 64K. Estimated value 34,356$pearsonhighered.com Rank 127.2K. Estimated value 17,196$science.edu Rank 545.8K. Estimated value 3,960$brazosport.edu Rank 851.2K. Estimated value 2,532$parkland.edu Rank 259.5K. Estimated value 8,388$plexuss.com Rank 250.3K. Estimated value 8,688$oregonstate.edu Rank 6K. Estimated value 370,692$rochester.edu Rank 8K. Estimated value 278,904$