Why do apples turn brown? Make learning fun with this Apple STEM activity where students learn about chemical reactions and why apples turn brown. Perfect for Johnny Appleseed Day or as a fun fall experiment! The Scientific Method: Students use the scientific method to determine which items work best in preserving apples (keeping them from turning brown). Aligns with the NGSS (Next Generation Science Standards). Includes: Teacher and Student Instructions Apple SCIENCE Journal Student Scientific Method Pages Student Reflection Pages NGSS Standards TpT Digital Version for Distance Learning with Google Classroom Digital Activity: To use Easel for Distance Learning, select "Open in Easel" on this listing. Material List: Apples Lemon Juice Olive Oil or Vegetable Oil Vinegar Soda Water Any other items you want to test Follow us! TpT Store Facebook Instagram Twitter