Lessons by Topic

Explore our library of inquiry-based, field-tested, standards-aligned lessons and supporting content. Materials are sorted by topic and grade level, and can be downloaded as PDF documents for classroom use.

Genetics and Inheritance
Lessons
Patterns of inheritance, Mendelian genetics, variation of traits, pedigrees
Human Organism
Lessons
Cells, tissues, organs, body systems, human body, human physiology, health and wellness, diseases, sleep and performance, human nutrition
Matter and Energy Flow
Lessons
Materials, properties of matter, phases (solid, liquid, gases); energy flow, including processes in living systems (respiration, fermentation, photosynthesis, energy reactions in cells)
Microorganisms
Lessons
Bacteria, archaebacteria, fungi, protists, algae, viruses, infectious diseases, helpful microorganisms, microbiome
Molecular Genetics
Lessons
DNA and RNA structure and function, gene regulation, proteins, mutation, viral structures and replication, genomics, medical genetics
Nature of Science
Lessons
Contributions by scientists, how scientists go about their work (methods of science), hypothesis, scientific questions, science careers, history of science.
Plants: Form and Function
Lessons
Roots, stems, leaves, transport, life cycles and reproduction, nutrition, adaptations, development
Space Life Sciences
Lessons
Effects of microgravity on body systems, countermeasures to promote astronaut health in space
Space Science
Lessons
Sun, solar system, planet, star, galaxy, moon, orbit
Tools and Techniques
Lessons
Introduction to science laboratory tools, techniques and best practices.