In this electrical circuit instructional activity, students answer a series of 21 questions about sum of product and product of sum, and Boolean expression for a logic circuit. They design and build a circuit board using  PC-board...

Scholars become part of the cycle of matter with a reader's theater that showcases producers, consumers, decomposers, and the sun. A diagram and discussion concludes the learning experience and enhances comprehension. 

An informative and well-designed presentation on mountains awaits your geographers. Excellent photographs from mountain ranges around the world are includedin this terrific PowerPoint. The last slide effectively sums up what pupils have...

How can we identify shapes in the Universe? High schoolers will compare and contrast elliptic and hyperbolic geometry. They will also explore one possible way to measure the curvature of the Universe, namely, by measuring the sum of the...

Students make a bungee cord. In this potential and kinetic energy lesson, students work in groups to create a bungee cord for an egg. Students evaluate and test their cord. After performing the experiment the students answer...

Do words change or add meaning or interest to a work of art? The final lesson in a four-part series on the beautiful brain as a work of art focuses on art analysis. Scholars write a story about exploring art from the inside. Reflections...

The t-test tutorial will fit your needs to a T. After calculating the mean, sum of squares, standard deviation, and variance of two data sets on a spreadsheet, scholars learn to calculate the t-values. They then learn to use the TTEST...

Spread your knowledge of spreadsheets. The first of five tutorials in the Spreadsheet Data Analysis unit introduces the basics of spreadsheets. It shows future data analysts how to organize and format tables, and how to use functions to...

A system is only as good as the sum of its parts! Young scholars explore the components of the different body systems using a hands-on lesson. The lesson helps learners build an understanding that there is a hierarchy of components in...

Fifth graders build objects using various materials. They estimate the weight of the object using individual building pieces. Then they weigh the actual object and then tear it apart and weigh the pieces. They compare the two weights.

Learn about the interesting life of George Washington Carver and his many accomplishments with this series of worksheets for primary grade learners. From coloring pages and word searches, to non-fiction reading passages and math skills...

In this graphing functions worksheet, learners solve four problems where they graph given functions, find the sum related to the area under the curve and determine an integral.

In this chemical reactions instructional activity, high schoolers are given fifteen unbalanced equations and they must identify the reaction types, the phases of the products, the signs that a chemical change occurred and the sum of the...

Students practice addition and subtraction. In this fact families unit, students practice finding sums and differences for fact families. This unit includes ten lessons with science and social studies integration.

Poor Sam! His graham crackers have undergone a physical change, so he can't make his s'mores! Mia explains that their molecules haven't changed, therefore they are still graham crackers. The two teens then discuss clues that would...

Students examine pictures of the giant and red pandas of China, discuss and chart the panda's habitat requirements and draw a panda in its habitat using the charted information as a guide.

Eighth graders examine batteries in a series circuit and the associated voltage. They determine, through inquiry and problem solving, that the total voltage of batteries in a series is the sum of the voltage of each battery. They design...

High schoolers are introduced to potential and kinetic energy through the example of a ball being thrown straight up in the air. They are then told that the energy associated with the position of the object is referred to as potential...

Pack just enough to fit. Crews determine what personal items to take with them on a trip to Mars. Each team must decide what to take with them on a two-and-a-half year trip to Mars and whether their items will fit within the allotted...

Students study product packaging and determine if it is excessive and if it is recyclable.  In this packaging lesson students examine and identify waste reduction techniques. 

Students investigate the two key concepts covered in this lesson: first, how pollution can affect plants, and, second, how polluted plants affect the rest of the food cycle. In sum, this lesson teaches students about "Bioaccumulation".

On this homework assignment, physics novices draw force diagrams and compute the tension in various situations. Drawings help learners visualize each of six scenarios. This is terrific practice in solving problems with forces.

Students define the word colossal, then read a news article about an enormous squid caught off Antarctica. In this animal studies and current events lesson, the teacher introduces the article with dictionary and vocabulary activities,...

A set of PowerPoint slides supports a lecture or class review of weathering and erosion. Viewers learn the definition of each and examine various photos for evidence. Erosion is further depicted as caused by wind, water, and ice....