Grading Websites
coolmath.com
Cool Math has free online cool math lessons, cool math games and fun math activities. Really clear math lessons (pre-algebra, algebra, precalculus), cool math games, online...
29,588 
$ 453,600.00
gradecalculate.com
Make grading easy by generating grades based on the number of possible questions. If a different grading scale is needed, then adjust the grade scale to reflect different...
493,999 $ 7,560.00
crowdgrader.org
CrowdGrader brings peer grading to the classroom: students submit and collaboratively grade solutions to homework assignments.
342,093 $ 24,300.00
psacard.com
Professional Sports Authenticator (PSA) is the world's largest third-party sports card authentication service - the experts in grading cards, sports autographs and memorabilia.
67,997 $ 197,280.00
roobrix.com
Use this rubric tool to simplify conversion of rubric scores to percent grades. Learn how to score rubrics properly and avoid grading errors.
1,068,089 $ 1,200.00