How are messages to the right recipient? Introduce the concept of routing Internet traffic by drawing a comparison to sending a letter. Groups use the Internet Simulator program to send messages to others using the same router...

Use food coloring in electrophoresis. The last segment in a four-part series mimics DNA fingerprinting by using chromatography. Teams conduct chromatography on food coloring to find colors that use similar pigmentation in their makeup.

Work on making good shopping choices with a fun economics project. Kids analyze the differences between brand names and generic products, bigger and smaller units for purchase, and different places they can shop for different items.

Begin a full lesson on climate change by demonstrating how carbon dioxide gas contributes to increased temperatures. Be aware that pressure inside the antacid-containing bottle in Activity 2 may cause the lid to fly off; keep viewers at...

What are the chances that there will be rain and lighting today? Use this activity to study independent and dependent probabilities with your class.  Learners explore the differences between P(A and B) and P(A or B) using mock...

Learners examine causes and effects of Great Depression and its significance on twentieth-century life, analyze value of various types of historical information, specifically primary sources, and relate events, issues, problems, and...

Do ratios have values? The seventh lesson in a series of 29 introduces the value of a ratio. Pupils create associated ratios to a given ratio. They also describe the fraction associated to the ratio as the value of the ratio.

Use this general lesson guide to inform your instruction surrounding a documentary. The lesson is made up of five activities. The activities are intentionally general because they are designed to adapted for specific films. While the...

Learners explore how various substances change from a solid to a liquid or from a liquid to a solid and how temperature, pressure and nature play an important role in this process. In this melting and freezing...

Twelfth graders compare and contrast information from stories.  In this similarities and differences lesson, 12th graders read about Milton Hershey and Forrest S. Mars to learn about the lives of the two men.  Students complete...

Your class will grasp the concept of domain-and range on a graph by using their TI navigator to graph their lines. They observe the effect of a function and non-functions based on the domain and range.

Venn diagrams are useful in so many ways. The class views a worksheet to assist them in understanding how to compare two items based on similarities and differences. Children compare four different items using partially completed Venn...

We know solids have a density we can measure, but what about liquids? Lesson explores this concept and allows scholars to explore the relationship between volume and density. Graphing and analysis questions round out the activity. 

What's in a cell, anyway? Kids read informational text on what makes up both animal and plant cells, including a page of vocabulary terms they will need to be familiar with (cytoplasm, ribosomes, vacuoles, etc.). Full-color images...

Different substances can have different densities, but can the same substance have different densities? Lesson explores the effect of temperature on the density of water. Extension idea connects the concept of how melting ice in lakes...

Research patterns in nature which illustrate biological and mathematical concepts. Your class will discover and explore aspects of fractals, Fibonaccis numbers, whale and butterfly migration patterns, whale identification, flower...

Houses come in all shapes and sizes, but not all houses are safe from Mr. and Mrs. Twit. The 10th instructional activity in a unit designed to accompany The Twits by Roald Dahl turns learners into architects. While designing houses for...

Do you have young scientists wanting to make new discoveries rather than just completing the same experiments? Young scientists use their observational skills to identify animals and patterns in animal behavior. Through tracking...

This is an absolute must-have resource for exploring honesty with your learners! Youngsters role play four scenarios that involve honest and dishonest actions, and then engage in meaningful discussion and activities regarding those...

Point of view, purpose, and tone: three concepts readers of primary and secondary source materials must take into account when examining documents. Class members view a PowerPoint presentation and use the SOAPS strategy to identify an...

Everyone enjoys combining baking soda and water. Here is a lesson that challenges scholars to analyze the reaction three different ways — the real substances, the chemical equation, and the molecular models. Class...

Students discover diversity. In this service learning lesson, students read The Sneeches and discuss the benefits of being respectful toward one another.

What was Bryce's mistake? Through analysis of a student work example, learners develop their own ability to compare the fractions one fourth and one half. Central to this activity is the concept that, when comparing fractions, the whole...

Fifth graders demonstrate different types of lines using movement. In this line and movement lesson, 5th graders demonstrate parallel and perpendicular lines, and lines of symmetry using dance movement. They also demonstrate rhombus...