- Comprehensive Curriculum of Basic Skills: Grade 4 (Comprehensive Curriculum.) (Vincent Douglas / Amer Education Pub)
- Comprehensive Curriculum of Basic Skills: Grade 3 (Comprehensive Curriculum…) (Vincent Douglas / Amer Education Pub)
- Comprehensive Curriculum of Basic Skills: Grade 2 (Comprehensive Curriculum…) (Vincent Douglas / Amer Education Pub)
- Comprehensive Curriculum of Basic Skills: Grade 1 (Comprehensive Curriculum…) (Vincent Douglas / Amer Education Pub)