Paper folding, flu spreading in a school, bacteria growth, and continuously compounded interest all provide excellent models to study exponential functions. This is a comprehensive resource that looks at many different aspects of...

Looking at numerous examples of triangles, each with different properties, geometers develop their understanding of congruency. They use the notation of a counter-example to disprove certain conjectures and prove geometric theorems and...

If you're teaching point of view, this is the lesson for you! First, decipher the writer's point of view from a primary resource, then compare and contrast the primary source with a secondary source to explore the Paul Revere's...

Examine the behavior of energy as water freezes and melts. An engaging activity provides a hands-on experience to learners. Collaborative groups collect data and analyze the graphs of the temperature of water as it freezes and then...

Is assembling the periodic table as simple as Tetris? Scholars arrange colored cards into a logical order and then make connections to the arrangement of the periodic table. Hands-on activities include adding trend arrows and analyzing...

How does energy from the sun make plants grow? Scholars move step by step through the processes that promote plant propagation during a detailed lesson. The resource illustrates ADP production and hydrolysis, then allows learners to...

What are the benefits of kindness and integrity? When is it difficult to be honest? Through discussion, writing, and hands-on experiences, your young learners will consider the definitions and importance of having honesty and integrity...

Evaluate young mathematicians' understanding of area and perimeter with this series of three assessment tasks. Challenging students to not only calculate the area and perimeter of irregular shapes, but to explain in writing their...

What were political machines and whom did they serve? As part of a study of US immigration patterns and how these patterns influenced politics, groups investigate how Tammany Hall and other political machines gained support from voters.

Learners take a critical look at the ways in which the president interacts with Congress in order to make political and economic decisions. They use a series of well-constructed discussion questions to guide their thinking as they...

In this algebraic expressions worksheet, 4th graders study, analyze and evaluate 6 different expressions involving n-32, n=77 and the expression 575 + n for 2 values of n.

Let the games begin! Use political cartoons to analyze current events regarding the Olympic Games. This worksheet includes two cartoons depicting the 2008 Beijing Olympics, background information to help with analysis, and talking points...

Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...

Encourage your young learners to analyze and think critically about how media portrays people or events. Upper graders analyze a political cartoon depicting President Obama as a Muslim and the First Lady as a revolutionary. Guided by...

To be used in connection with a group project or at the end of a unit, this handout contains two essay writing prompts. The first prompt asks a group of learners to work together to evaluate their groups' performance as well as each...

Could a president just ignore election results? In this analysis handout, scholars consider this question as they read background information on the 2008 elections in Zimbabwe. Two political cartoons poke fun at President Robert Mugabe,...

It's all about lines when going around. Pupils graph the relationship between the length of a side of a square and its perimeter. Class members explain the origin in context of the side length and perimeter. They compare the graph to the...

Good versus bad data. Pairs rate online collections of data representations from good to bad and then suggest ways to improve the visualizations. The class then creates a list of best practices and common errors in data representations...

Squares can be magic. Pupils use their knowledge of addition of positive and negative rational numbers to create a 3 X 3 magic square where the sums are 1. Scholars create addition and multiplication expressions with a set of rational...

Don't let your pupils take everything at face value! They should analyze and evaluate what speakers say. Practice this skill with the two related activities described here. After brainstorming critical questions, learners can listen to...

Discover the five main elements political cartoonists use—symbolism, captioning and labels, analogy, irony, and exaggeration—to convey their point of view.

Within the setting of a crime scene investigation, biochemistry beginners analyze organic compounds as a means of determining "Who dunnit." They use a brown paper test for lipids, glucose test strips and iodine to identify carbohydrates,...

Even before they are driving, your scholars have heard the ups and downs of gas prices. Assess the political turmoil behind rising prices using this analysis handout, which features a political cartoon from 2006. Background information...

Learning to create and maintain a budget is an important life skill. Guide individuals in the discovery of their spending habits and how to track them. They then use what they learned to create a budget and make decisions on where they...