Teach solving for unknowns through a problem-solving approach. The grouping of five lessons progresses from finding an unknown through simple reasoning to solving simultaneous equations involving three and four variables. Each lesson...

Create number sentences and equations to solve geometric problems. Each activity in the series of five asks young mathematicians to consider different-sized tiles to build structures according to specific criteria. The first activities,...

Examine the consequences of varying speed.  An engaging set of five problem sets challenges young mathematicians by targeting a different grade level from K-12. In the initial lesson, scholars make conclusions about the time it...

Examine the relationship between time and geometry. A series of five lessons provides a grade-appropriate problem from elementary through high school. Each problem asks learners to compare the movement of the hands on a clock to an angle...

Middle schoolers use percents to solve problems, see math in the real world, and make reasonable choices pertaining to percents.

Students use clock arithmetic to find remainders. In this patterns in math lesson plan, students explore the relationship between clock arithmetic and remainders using a computer applet. Students also identify patterns in Pascal's...

Students use scientific tools. In this Applied Science lesson, students investigate the use of scientific tools to enhance observation and discovery. Students indicate how each tool assists scientific work.

Students discover the two types of division problems.  In this number division lesson, students identify repeated subtraction and sharing division problems.  Students create word problems utilizing the two different types of...

Students examine the statistics of March Madness, the college basketball tournament. They watch videotaped basketball games to collect data for further analysis using Word and Excel. They analyze the data in a variety of activities...

Students use tempura paints and mixing techniques to explore the mathematical concept of ratios in this cross-curricular late-elementary/ealy middle level Math lesson. A homework assignment is included.

Sixth graders practice solving math problems by utilizing a data table. In this number sense lesson plan, 6th graders create a table using the numerical information about a fictitious farm's inventory. Students complete the empty...

Students investigate the patterns of different data sets of numbers. They use critical thinking skills in order to find the missing numbers in any given set. This lesson helps to develop the skill of number sense.

It's a balancing act! Pupils balance pennies on a ruler to create a physical representation of a dot plot. The scholars then find the distances of the data points from the balance point, the mean.

Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...

Sew up your unit on operations with decimals using this assessment task. Young mathematicians use given rules to determine the amount of fabric they need to sew a pair of pants. They must also fill in a partially complete bill for...

Looking for ideas for your Lunar New Year celebration? Check out an interdisciplinary unit of study that includes lessons in counting, calligraphy, culture, geography, literature, art, and music. Kung-hsi Fa-ts' ai! (May you...

Geometry young scholars use hinged mirrors to discover that the regular polygons are composed of triangles tessellating around a center point. They sketch triangles on paper models of the regular polygons having 3 to 10 sides and compute...

Students are introduced to the concepts of a watershed, stream flow and water quality. This five-day plan is an excellent way to introduce students to the concepts involved. They create their own watershed using a paper bag, water and...

Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.

Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. In this mathematics lesson, learners use Algebra blocks to demonstrate multiplying polynomials.

Students engage in a lesson that is concerned with the concept of mental math. They perform calculations as following: recognizing a half, three quarters, and tenths. Students are also challenged to extend skills to making calculation...

Students plan a voyage as the captain of a tall ship in the early days of exploration and merchant trading. They choose 2 ships and 3 voyages for a total of 6 possibilities. They calculate the number of days and distance of their...

Students explore circumference and diameter. In this math lesson plan, students apply their knowledge of circumference and diameter to solve mathematical riddles. Students apply this knowledge to find circumference and diameter of...

Young scholars examine two- and three-dimensional shapes and figures. Individually, they practice identifying the shape from various viewpoints. By completing this activity, they develop a spatial sense about how figures and shapes are...