If I had to home school an 8th grader from public school and need a curriculum here is the list of curriculum I would use:
English/ Language Arts
180 Daily Teaching Lessons Grade 8
Memoria press 8th grade literature guide set with novels
IEW Structure and Style for students: Year 1 level B Basic. DVD with printed materials
Math
Saxon Math 8/7
or
Math U See (Zeta level or the place level of the child)
Social Science / History
Notgrass From Adam to Us
Intregrated Science
Science in the Atomic Age Set by Dr. Jay Wile
or
Novare Physical Science or (Novare Earth Science)
Extras
Write at Home- for extra writing practice
Middlebury Interactive Language courses – if your child is interested in learning Chinese, French, German, Spanish.