A deep dive into the molecular machinery of CRISPR-Cas9, focusing on the structural biology of Cas9, guide RNA architecture, and the precision of genome editing.

An introductory lesson for kindergarten students exploring basic ocean facts and marine life through visual aids and hands-on activities.

A comprehensive practice set and reference guide for Python for and while loops, designed to prepare students for their upcoming test. Includes introductory, moderate, and challenging problems with a mix of debugging and code creation.

A hands-on engineering lesson where students follow precise directions to fold a high-performance paper airplane while learning the four forces of flight.

An introductory lesson on the continuous movement of water on, above, and below the surface of the Earth, focusing on the four main stages: evaporation, condensation, precipitation, and collection.

A comprehensive substitute teacher guide for March 12, 2026, including specific science worksheets for Physics and Chemistry periods.

A comprehensive assessment covering the biological complexities of viruses, animal organ systems, and plant tissue systems, designed to mirror the rigor of the STAAR Biology EOC.

In this hands-on lesson, students explore the science of runoff and drainage by observing melting snow. They'll learn why drains are essential for preventing floods and how to keep water flowing safely through their environment.

Students analyze how living things change their environment through processes like transpiration and decomposition.

Students investigate how the atmosphere interacts with Earth's surface through deposition and how it provides essential gases for the biosphere.

Students explore how the geosphere interacts with other systems, including the movement of continents (Pangaea), the formation of aquifers, and the role of organic materials in soil.

Students analyze how the hydrosphere interacts with other systems through weathering, erosion, and supporting life.

A lesson exploring the impact of road salt on local waterways, specifically focusing on how salt levels in Nashoba Brook affect endangered turtle habitats. Students will learn how community scientists measure water quality and what the data tells us about protecting our environment.

In this 60-minute lab-focused lesson, students explore the Ampullae of Lorenzini, the specialized electroreceptors that allow sharks to detect the tiny electrical pulses produced by living prey. through hands-on simulation, students will understand how sharks 'see' with electricity even when their other senses are blocked.

Students explore the biosphere, identifying how life exists in various environments and how living things interact with other Earth systems.

Students investigate the atmosphere, exploring the layers of air that protect Earth and the composition of gases necessary for life.

Students analyze the geosphere, exploring Earth's interior layers and the solid crust that forms the foundation of our planet's systems.

A kindergarten lesson exploring the four seasons, focusing on their unique weather patterns, corresponding clothing, and the sequence of the year.

Students explore the hydrosphere, identifying where water is found on Earth and how it moves through the water cycle through drawing and hands-on experiments.

A foundational lesson for kindergarteners to identify weather types, understand cause-and-effect relationships with weather, and practice early literacy skills through a weather-themed story.

Students design and build a STEM leprechaun trap inspired by 'How to Catch a Leprechaun', focusing on multi-step directions and problem-solving through the engineering design process.

A comprehensive review of introductory chemistry concepts, including atomic structure, periodic trends, bonding, and stoichiometry, designed to prepare students for a midterm examination.

Une séquence complète sur l'identification des roches et leur interprétation géodynamique pour les classes de Première et Terminale Spécialité SVT. Comprend un guide pédagogique, un support visuel et des activités pratiques de minéralogie.

A hands-on engineering lesson where students design and plan their own complex Rube Goldberg machines to accomplish simple tasks using simple machines.

A 7th-grade science lesson that uses the world of Helldivers 2 to explore biology, physics, and environmental science through the lens of 'Managed Democracy'.