Joey and Lisa Hajda

Lesson Designers

Joey and Lisa Hajda are the co-authors of the Friendly Sciences series of middle- and high-school science curricula.  Their backgrounds in veterinary science and careers in teaching lend well to their goal of making science concepts accessible to all learners.  They are the homeschooling parents of ten children (two still at home) and now have eleven grandchildren who are also being homeschooled.  You can learn more about Joey and Lisa and the Friendly Sciences series at or follow them on Facebook and generationalhomeschooling on Instagram. note: External links may be automatically included within third party websites; they do not constitute an endorsement or an approval by nor by the lesson designer of any products, services, or opinions of the corporation, organization, or individual. Parents may wish to preview all links because third-party websites include ads that may change over time.

Courses by the Hajdas

Friendly Anatomy: Thorough knowledge of a subject area begins with a solid foundation. Veteran educator and large-animal veterinarian, Dr. Joey Hajda, builds this foundation with you in a gentle, friendly manner. Bone by bone, structure by structure, learn the anatomy of the bovine skeletal system. This is the perfect resource for the aspiring veterinarian or animal health technician.

Friendly Chemistry: Laying the Foundation: This Friendly Chemistry homeschool science curriculum can build a solid foundation for more advanced chemistry classes, while presenting chemistry in a way that is not hard or intimidating. Teens study the elements, atoms, electrons, and ions. The course can be combined with any other science curriculum to form a full year of study.

Friendly Driver’s Ed: How do controlled explosions make a gas-powered car run? Why does the engine need anti-freeze in the summer? What are the needed safety precautions for winter driving? Friendly Driver’s Ed covers how to pass the exams to get one’s license, as well as basic car science, safety, maintenance, and ownership concerns that every teen and adult needs to know. Each lesson covers important topics on the road to becoming a competent driver.