K20 Learn
Filling Our Land with Landfills: Solid Waste Disposal
Though it comprises only 5 percent of the world's population, the US generates 40 percent of the world's waste. Scholars learn about landfills, their safety, and other solid waste methods. They use experiments and research to learn more....
University of Minnesota
Chemotaxis Using C. elegans
Have you ever wondered what roundworms are like? Or what they don't like? Explore the sensory preferences of C. elegans through this controlled chemotaxis experiment. Biology class members brainstorm what substances might attract—or...
University of Minnesota
Ethics of Dissection
There's an elephant in your classroom. That's right — a big, awkward elephant named Dissection. Sure, you'd like to talk about him ... but how? Whether you're a seasoned teacher or fresh out of student teaching, the topic of dissection...
University of Minnesota
Memory Items
Ready to have an "unforgettable" time in science class? Try a fun and insightful activity, suitable for a wide age group of learners. Explore how human memory works when pupils try to remember objects they've seen before comparing the...
K20 LEARN
A Trait Accompli: An Introduction to Mendelian Genetics
Young scientists learn the laws of genetics through data collection and research. They use discussions and online resources to develop an understanding of the related vocabulary.
Beyond Benign
Stoichiometry Challenge
Have you been searching for environmentally friendly chemistry experiments to use in your high school laboratory? This stoichiometry experiment replaces a conventional aluminum to alum lab by using sodium carbonate and calcium chloride...
Beyond Benign
Synthesis and Analysis of Biodiesel
Fossil fuels are non-renewable resources and have become crucial to the livelihood of countless individuals. Young chemists investigate an alternative method of generating energy by performing a series of activities that lead to the...
Beyond Benign
Essential Oil Extraction Using Liquid CO2
When life hands you lemons ... experiment on them! Green chemistry gurus compare extraction methods for essential oils through a lab activity. Lab groups use traditional distillation and liquid carbon dioxide extraction methods, then...
Beyond Benign
A Green(er) Redox Reaction
Do some experimentation with reduction-oxidation! Stoichiometry superstars use a single-replacement reaction to study limiting reactant, theoretical yield, and the reactivity of metals through a lab activity. The teacher's guide includes...
Beyond Benign
Electron Transitions
Ready for a lab with a lot of razzle-dazzle? Young chemists observe flame tests of common salts through an always-popular activity. The updated resource focuses on observation skills, collaboration, and green chemistry practices.
Beyond Benign
Medical Ethics
Just because we have the ability to determine an organism's traits through genetic testing, should we do it? Middle-school medical experts examine the ethical dilemmas in biotechnology in the 18th and final installment in a series of...
Holland Patent Central School District
Moon Phases
Kids are fascinated by the moon for good reason! Here's a great resource to help them chart the lunar cycle for a month, referencing high-detail photographs and an informative chart as they complete their own calendar.
Rice University
College Physics for AP® Courses
Take a look at an organized physics course. The 34-section electronic textbook covers material in AP® Physics 1 and 2. Teachers use the text to supplement lectures and have the class work through the labs. Each section contains multiple...
Rice University
Biology for AP® Courses
An eight-unit electronic textbook provides a guide to AP® Biology. Each of the 28 chapters include an introduction, multiple lessons, a summary, review questions, and test prep questions. Teachers see how each lesson connects to a big...
Steve Spangler Science
Halloween Dry Ice Secrets
Want to use dry ice in your classroom this Halloween but you're not sure how? A thorough packet of 13 dry ice activities showcases engaging ways to bring chemistry to life this October.
Pace University
Grade 6-8 Living Things
What characterizes a living thing? Scholars explore the concept during a differentiated instruction unit on living things. They perform lab experiments to determine how animals adapt to stimuli, watch videos and learn about...
New York City Department of Education
Grade 8 Science: Genetic Modification of Organisms
Genetic modification is a hot topic in the science and political world. A complete unit gives learners an opportunity to research genetic modification, play an interactive genetic engineering simulation, and interact with the information...
Purdue University
Field Trip Snack Holder
Is light related to insulation? An informative hands-on STEM activity demonstrates how light affects temperature. First, the class investigates how light passes through different mediums and how that relates to temperature. Then,...
Purdue University
Simple Machines – Dog Gone It!
How can people use simple machines to solve real-world STEM problems? Learn about simple machines using a hands-on, project-based learning activity. First, pupils investigate and evaluate simple machines. Then, they receive a task that...
Cornell University
Polymers: Instant Snow
Is it easy to make snow? Scholars use critical thinking skills as they investigate the concept of polymers by making snow. The class tests several different variables and takes measurements over the course of several days. They then...
College Board
2004 AP® Computer Science A Free-Response Questions
What is important from the instruction? Using the questions, pupils and teachers see how the AP® Computer Science exam addresses topics. Scholars realize the importance of the case studies from the course. The released questions range...
Homeschool Share
Lion Lapbook
Is your class in the mood for a fantastic set of lion-themed activities? Foldables, worksheets, writing prompts, and simple-to-read information are yours for the taking! Intended to accompany a unit on lions, this resource provides...
College Board
2006 AP® Computer Science A Free-Response Questions
Inheritance is a programming problem. Released free-response questions allow pupils and teachers to experience the 2006 AP® exam phrases questions. The items range from the application of basic algorithms to using inheritance in a...
College Board
2009 AP® Computer Science A Free-Response Questions
Coding and decoding is part of the work. Pupils and teachers use the released questions from 2009 to gather information on how topics show up on the AP Computer Science exam. The four questions range from the array data structure to...