An introductory lesson on the various methods used to extract minerals and resources from the Earth, covering surface, underground, placer, and in-situ mining techniques.

An exploration of thermal pollution, its industrial and environmental causes, and its devastating effects on aquatic biodiversity and oxygen levels. Students analyze case studies to understand the real-world impact of temperature shifts in water systems.

A 45-minute lesson exploring how we measure light pollution and its profound impact on marine ecosystems, habitat connectivity, and predator-prey relationships. Students analyze case studies of sea turtles and nocturnal hunters to understand the ecological cost of a world that never gets dark.

A comprehensive lesson exploring noise pollution, its measurement in decibels, and its diverse impacts on ecosystems, urban policy, and schools.

Students differentiate between inherited traits, learned behaviors, and acquired physical traits through complex scenarios and data analysis.

Students investigate and explain the difference between inherited characteristics and learned behaviors using specific examples like eye color versus fetching a ball.

Students explore likenesses between parents and offspring, identifying simple physical traits they share and identifying things they must learn from their environment.

An advanced elementary lesson (grade 5) exploring the differences between series and parallel circuits using paper circuit kits or wires.

A mid-elementary lesson (grades 3-4) focusing on identifying conductors and insulators through hands-on testing with a circuit tester.

An introductory lesson for grades 1-2 focusing on the concept of a closed loop using conductive dough or simple battery/LED setups.

Students will explore the frameworks of environmental policy in the United States, focusing on the Clean Air Act, Clean Water Act, and the enforcement role of the EPA. The lesson includes a presentation, student dossier, and assessment tools.

A comprehensive sub plan focusing on hardware basics, cybersecurity, and the impact of computing through a hands-on 'Human Computer' unplugged simulation.

A mini-project lesson where students act as data detectives to collect, analyze, and ethically report on classroom data.

A lesson exploring the elusive snow leopard, focusing on its unique adaptations, habitat in the high mountains of Central Asia, and the conservation efforts to protect this 'Ghost of the Mountains'.

A middle school science lesson exploring the physics of levers through the lens of Ancient Egyptian engineering, designed to accompany K'NEX education kits.

A hands-on investigation using cyanotype paper to explore UV radiation and the effectiveness of various blockers, including sunscreens and physical objects. Students will practice the scientific method by designing their own variable tests and analyzing the resulting prints.

A comprehensive introduction to microbiology focusing on germs, bacteria, and viruses. Students will explore how these microorganisms affect the human body and learn to distinguish between different types of pathogens through interactive slides and hands-on organizers.

A comprehensive review of how plant and animal systems interact to maintain homeostasis and respond to the environment, including a comparison of viral and cellular structures based on unit exam standards.

Discover the structure of watershed systems, the importance of the Chesapeake Bay, and how human activity impacts water quality.

Investigate the chemical nature of water through pH testing, exploring acidity, alkalinity, and how water's role as a solvent impacts life and the environment.

Explore the unique molecular properties of water, including cohesion, adhesion, and surface tension, through the 'Penny Power' lab and interactive demonstrations.

An introductory overview of blockchain security vulnerabilities, focusing on the mechanics and consequences of a 51% attack on decentralized networks.

En esta lección, los estudiantes aprenderán a transformar aplicaciones estáticas en interfaces interactivas mediante el uso de TouchableHighlight y la actualización del estado (setState) en React Native dentro del entorno CodeHS.

A comprehensive set of practice problems covering the six fundamental gas laws: Boyle's, Charles's, Gay-Lussac's, Ideal, Combined, and Dalton's law of partial pressures.

A high-energy review session for 7th-grade life science focusing on cell structures, functions, and the differences between plant and animal cells. Students engage in a visual review followed by a 'Cellular Showdown' practice activity.

Introduces energy sources like the sun, wind, and fossil fuels, and how we use them to power our world using simple language.

Introduces viruses, bacteria, and how to stay healthy using simple 1st-grade level language and high-visual support.

Introduces fossils, rock layers, and how the Earth has changed over time using simple 1st-grade level language and high-visual support.

A comprehensive guide and evaluation system for elementary students conducting science research projects. Includes a student-friendly rubric, a teacher grading sheet, and instructional slides to set students up for success.

Explores Earth's water, the water cycle, and how to keep our water clean using simple 1st-grade level language and high-visual support.