| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Raakvat Wetenskap Graad 8 Learner's Book | 978-0-521-78919-6 | 2000 | Janette Roberts · Nicolette Burger |
| Raakvat Wetenskap Graad 8 Teacher's Book | 978-0-521-78918-9 | 2000 | Janette Roberts · Nicolette Burger |
| Science Matters Learner's Book Grade 7 | 978-0-521-59562-9 | 1999 | Janette Roberts · Nikki Burger |
| Science Matters Learner's Book Grade 8 | 978-0-521-59561-2 | 2000 | Nicolette Burger · Janette Roberts |
| Science Matters Learner's Book Grade 9 | 978-0-521-59560-5 | 2001 | Nicolette Burger · Janette Roberts |
| Science Matters Teacher's book grade 7 | 978-0-521-66526-1 | 2000 | Janette Roberts · Nicolette Burger |
| Science Matters Teacher's book grade 8 | 978-0-521-66525-4 | 2000 | Janette Roberts · Nicolette Burger |
| Science Matters Teacher's book grade 9 | 978-0-521-66524-7 | 2001 | Janette Roberts · Nicolette Burger |