Answer Key packets include suggested grading scales.

Corresponding Homeschool Products:

• Science 1 Home Teacher's Edition (updated 2nd ed.)
• Science 1 Student Text (updated 2nd ed.) (softbound)
• Science 1 Student Notebook Packet (updated 2nd ed.)
• Science 1 Listening Cassette (2nd ed.)
• Science 1 Tests (tests only; for 1 student)

Corresponding Christian School Products:

• Science 1 Teacher's Edition (updated 2nd ed.)
• Science 1 Listening Cassette (2nd ed.)
• Science 1 Student Text (updated 2nd ed.) (softbound)
• Science 1 Student Notebook Packet (updated 2nd ed.)
• Science 1 Tests (tests only; for 1 student)
• Science 1 Tests (tests only; for 5 students)