How do scientists know they're right? Truth be told, they don't always know. Explore the scientific process using mystery tubes in an insightful activity. Young scientists discover how to approach and solve problems in science, how ideas...

What does it cost to keep the lights on? Through a hands-on activity, class members use a watt meter and determine the amount of energy different types of light bulbs use. The class then determines the financial and environmental...

Processed foods use inorganic compounds for flavoring and preservation. This take-home laboratory challenges scholars to find 20 different compounds identified on the labels of foods to list on their data collection sheet. The activity...

How much does your class know about the relationship between climate change and carbon dioxide? Science scholars explore the nature of greenhouse gases and rising ocean temperature through demonstrations, research, and experiments. The...

You don't have to travel far to learn about rocks, just step outside, pick up a stone, and begin investigating. After taking a class walk around the school grounds collecting rocks, young scientists practice their skills of observation...

Four out of five teenagers experiment with science by accident. This unit teaches the five parts of the scientific method through examples, guided practice, independent practice, and then through a hands-on experiment. Each step is...

Learners explore atomic measurement in the first activity in a series of 36. Through readings, activities, and questions, classes review standard SI units, learn about Avogadro's constant, and use it to help them calculate moles. They...

How did scientists determine the cause of illness before technology? Science scholars play the role of medical researcher in an engaging guided inquiry activity. Using observations, technical reading, and Punnett squares, learners...

Speaking of the Internet. The culminating lesson for the unit on the Internet challenges pupils to prepare short, two-minute speeches on an issue facing society. The pupils chose from three topics that connect the Internet and...

What is a prism? A place for light waves that commit minor refractions! The thorough resource includes three hands-on investigations covering light reflection and refraction; mirrors, lenses, and images; and optical systems. Subject...

Can your biology class crack the Case of the Crown Jewels? Junior forensics experts try their hands at DNA restriction analysis in an exciting lab activity. The instructional activity introduces the concept of restriction analysis,...

Provide your class with the opportunity to view our carbon cycle close up. Young scientists research the cycle of oxygen as it completes the tasks of photosynthesis and respiration. They explore the importance of carbon in an ecosystem...

Intended as a follow up to the Protecting Your Drinking Water activity, young environmentalists use their assessment of the a hypothetical town's water supply to debate the installation of underground chemical storage tanks. With...

Here's a resource ideal for independent learners who need extra reinforcement or would like to work ahead. These textbook chapters and practice problems cover many basic physics concepts, starting with potential and kinetic energy and...

What is this thing called the Internet? A KWL activity elicits what the class knows about how the Internet works. Then pupils read a copy of a memo about the need to keep the Internet open and accessible by everyone. 

Is your class in another dimension with regards to dimensional analysis? Give them some extra practice with a straightforward activity. Learners convert units by following concise step-wise examples, including setting up the...

How much rain can that cloud make? Through a simulation, the class estimates the amount of candy rain contained in different cup clouds. After probing the clouds using different methods, class members adjust their estimates. Participants...

Can your class solve the Mystery of the Crooked Cell? Junior geneticists collaborate to learn about sickle cell anemia in a fascinating lesson plan. The included materials help them to examine the genetic factors behind the disease...

What will your class learn in a curious tale of a fungus, a virus, and a chestnut tree? Biology scholars discover the world of viral biocontrols through a DNA restriction lab. Groups research the decline of the American chestnut tree at...

The man who invented the earliest examples of chemical engineering was an American-born, French-educated, free man of color before the Civil War, and went on to translate Egyptian hieroglyphics. There is something of...

Scholars gain an insight into the relative size of planets and distance between inner and outer planets with the help of informational text, a data table, and a series of four questions.  

Do you want to hear a joke about nitrogen and oxygen? NO. We all know there is oxygen in the air and that plants produce oxygen, but how was it discovered? Scholars read a handout, answer questions, and analyze material in the...

Are spiders related to crabs? Study the order of arthropods with a reading selection about animal diversity. It provides details about each class within the order, as well as vivid pictures and explanatory charts. 

Though they be but little, they are fierce! Young biologists read about eight different species of ants, and discover how the anatomy of their heads can explain the way they live and what they eat.