1 Computer Architecture Computers 125.60 2 Advanced Composite Materials Science 172.56 3 Asp.Net Core 3 Programming 56.00 4 Stategies Unplugged Science 99.99 5 Teaching Science Science 164.10 6 Challenging Times Business 150.70 7 Circuit Bending Science 112.00 8 Popular Science Science 210.40 9 Computer Networking Computers 57.45