I do a hodge podge. I have a 7th and 4th grader
My Grammar for 3rd was Shurley Grammar, it's the series the Christian school uses in town and I really like it. By 7th though, I changed to Rod and Staff, there;s more meat. Shurley is EXCELLENT for the basics.
My Math is Singapore until 6B then a Prentice Hall Pre ALgebra and LIal's Algebra
Spelling Workout Book C in 3rd. We are now almost through with book D in 4th
Science Bob Jones Science 4th grade, my 7th grader also took an online Chem class geared for middle school
American History The Story of Us DVD and reading books, I have a history book from Williamsburg and he Little HOuse series, Uncle Tom's Cabin, Helen Keller, Mary Jemison, We go to the library and get historical fiction books every other week
World History Story of the World Susan Wiess Bauer, History Pockets by Evan More and Mistory of History
Latin The Latin Road to English Grammar, my 4th grader does this along with my 7th grader.
There are so many curricula to choose from.
Veritas Press
Tapestry of Grace
My Father's World
Apologia
Bob Jones
Andn many many more.
Good luck and congratulations!!