I have all 3 students in school now, so we are swimming in curriculum. Here's what we currently use:
Robert:
Math on the Level
Alphabet Island Phonics Level 1
Explode the Code 1 1/2
Science - Dad in the Lab
A Reason for Handwriting A
Mary and William:
Math on the Level
Alphabet Island Phonics Level 2B
Language Lessons for the Well-Trained Mind Level 3
Writing with Ease - The Complete Writer Level 2
Reading for the Gifted Student Grade 3
Tapestry of Grace - history, Bible, geography, literature, art
Science - Dad in the Lab
Lifepac Science Level 3
Lifepac Bible Level 3
Robert:
Math on the Level
Alphabet Island Phonics Level 1
Explode the Code 1 1/2
Science - Dad in the Lab
A Reason for Handwriting A
Mary and William:
Math on the Level
Alphabet Island Phonics Level 2B
Language Lessons for the Well-Trained Mind Level 3
Writing with Ease - The Complete Writer Level 2
Reading for the Gifted Student Grade 3
Tapestry of Grace - history, Bible, geography, literature, art
Science - Dad in the Lab
Lifepac Science Level 3
Lifepac Bible Level 3