Upper graders use the properties of right angle trignonmetry to measure objects such as the school flagpole. They solve real world problems using these properties.

Students multiply by one-digit whole numbers.

Investigate simplifying rational expressions. Learners define rational expressions, review how numerators and denominators are polynomials and complete several problems using a checklist to ensure they don't skip any steps. Work can be...

Fourth and fifth graders study the Pythagorean Theorem and apply it to find the missing side of a right triangle.

Second graders view clips from the animated series Math Monsters, and discuss the many ways patterns can be found in the world around us. Following the video portion of the lesson, 2nd graders visit a variety of Web sites to assess their...

Fifth graders review adding, subtracting, multiplication and division of fractions and decimals through a variety of activities and exercises.

Fifth graders engage in a tasty lesson which assist them with proportional measurements. They use a given recipe written for 12 servings, and use a chart to determine the ingredient amounts for 30 servings (or number of students in class).

Students complete fraction word problems using TI-Explorer Calculators.

Third graders, in teams, play a subtraction game called Water Bucket Relay.

Beginning geometers use tiles and grid paper to draw and calculate perimeter and area. Rectangles of different sizes are created and then measured to build understanding. The one-inch grid sheet referenced is attached. 

Build on your learners' confidence in quick addition as they discover strategies to add tens to two-digit numbers. After reviewing counting by 10's, they discuss tactics to add multiples of 10 to other numbers. They visualize how to...

Young mathematicians review the basic operations needed for addition and subtraction of fractions. They review the rules for addition and subtraction of fractions with the same denominator, how to change them if the denominators are...

Far out — plan a trip to space! Aspiring mathematicians steer a space vehicle through an asteroid field, calculate currency exchanges to buy provisions, and determine placement of charges to blow up asteroids. Along the way, they learn...

Everyone loves a vacation and a set of three activities has groups planning a tour of the U.K. using given distance, time, and price data. They solve a variety of problems related to the trip and produce a report on the success of...

Students examine the built environment and infrastructures of their community by constructing contour equipment, using the equipment, and comparing their results to current topographical maps of the same area

Students are presented with the problems of percentages and focus upon numbers in contrast to 100. They calculate problems with money and are engaged with the use of games as a teaching tool. Students also interpret data as presented in...

Students discuss programs designed for people with disabilities. For this language arts and social studies lesson, students discuss programs started by the Kennedy family and create posters in order to share their findings.

Students evaluate the food pyramid. In this dairy nutrition lesson, students identify the position of the milk group on the food pyramid, then determine their daily calcium requirement and how they can meet that requirement.

Students explore feelings.  In this mental health cross-curriculum lesson, students listen to My Many Colored Days by Dr. Seuss and discuss their own moods and feelings.  Students sing related songs, write about feelings, and...

Students discover certain equations produce straight lines. In this graphing lesson, students draw axis and problem solve to find coordinates to graph.

Students explore how to convert one metric to to another. In this metric unit instructional activity students are given a worksheet and asked to answer the questions and give and explanation to the class of how they got their answer.

Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...

Students practice using visuals to solve math problems. In this math manipulative lesson, students utilize pattern blocks to participate in a class game in which geometric shapes touch other player's pieces. Students gain points based on...