| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Project Lemon Tree K-12 Eco-STEM Teaching System: Empower students to create their own outdoor classroom. Create a semester syllabus from modular activities. | 978-1-7965-3565-5 (1-7965-3565-6) | 2019 |
| Project Lemon Tree Student Journal, Grades 6-12: Create a Lemon Tree Project to Help Environment, Grow Fabulous Fruit, Beautify a Location or Make Products. | 978-1-7968-3503-8 (1-7968-3503-X) | 2019 |
| Project Lemon Tree Teachers Guide: Empower Students to Create Their Own Outdoor Classroom | 978-1-7958-0428-8 (1-7958-0428-9) | 2019 |