Art of Problem Solving
For Grades 6-9
Would you like your child to improve their problem-solving skills? Find the regular school math not quite meeting their needs?
AOPS is a math curriculum for kids who like to delve deeper into math at middle school.
AOPS Number Theory
AOPS Intro to Counting and Probability
Book for 10 hours and get an online book free
$520/ 10 hours