Willow Tree
Arithmetic and Geometric Sequences
Old mathematicians never die; they just lose some of their functions. Studying sequences gives scholars an opportunity to use a new notation. Learners write functions to model arithmetic and geometric sequences and use them to find new...
Willow Tree
Linear Relationships
There's just something special about lines in algebra. Introduce your classes to linear equations by analyzing the linear relationship. Young mathematicians use input/output pairs to determine the slope and the slope-intercept formula to...
Willow Tree
Interior Angles, Exterior Angles, and Diagonals of Polygons
How does the number of sides of a polygon affect the angle measures? Learners recognize a pattern in finding the total measure of interior and exterior angles and the number of diagonals. They use the patterns to calculate...
Willow Tree
Mean, Median, and Mode
Statistics are more than just numbers—they can give you important information about a set of data. Pupils learn how to find the mean, median, and mode of a data set. They also find the next score to reach a desired mean.
Curated OER
Using the Newspaper to Teach Division and Time Conversion
Students use classified ads to select a career. In this math instructional activity, students convert the listed salary to an hourly, yearly, weekly and monthly rate. Students explain the process they used to find the various rates.
Curated OER
Divided We Stand
Students figure out how to arrange seating in a concert hall given specific requirements. They better explain how dividing can allow us to arrive at mathematical solutions quickly and logically.
Curated OER
Clock Fractions
Elementary schoolers generate and manipulate fractions. They review equivalent fractions and use an analog clock to create and add fractions. Pupils work in groups to complete two fraction worksheets.
Curated OER
Division Cookies
Fifth graders demonstrate the concept of division through sharing concrete objects. They divide cookies into parts and recreate a whole by sharing their pieces with the group. Students request cookies during a small group actvity using I...
Curated OER
Mr. V's 'Math Awareness Game'
Students play a math game to reinforce math skills. They calculate a problem, if they have the card with the correct answer, they hold that card up. All incorrect cards go to the student holding the correct answer or the teacher.
Curated OER
Math Awareness Game
Students participate in a math game. In the game, any math problem is allowed as long as the answer is between 1 to 100.
Curated OER
Calculating Baseball Statistics
Students calculate baseball statistics. In this data analysis lesson, students use baseball statistics to calculate the batting average and slugging percentage. Students visit www.funbrain.com to play a math baseball game.
Curated OER
Naming Fractional Parts of a Whole
Third graders complete a worksheet. In this fractions lesson, 3rd graders review fraction vocabulary, use the SmartBoard to divide fractions and complete stations where they work with fractional parts of a whole.
Pennsylvania Department of Education
Equal Groups
Students explore statistics by completing a graphing activity. In this data analysis instructional activity, students define a list of mathematical vocabulary terms before unpacking a box of raisins. Students utilize the raisins to plot...
Curated OER
Water Treatment Plant Tour
Students define vocabulary related to geometry and calculate the volume. In this geometry lesson, students calculate flow rates, and volume as it relates to a water plant facility. They calculate the volume of three dimensional shapes...
Curated OER
Storms and Extreme Weather
Students explore hurricanes and tornadoes by conducting an experiment. For this weather pattern lesson, students define many extreme weather vocabulary terms and discuss the relationship with static electricity. Students utilize plastic...
Curated OER
Exploring Graphs of Inequalities
Learn how to solve inequalities and graph their answers. Students use addition, subtraction, multiplication and division to solve problems. They analyze their graph using the TI calculator.
Curated OER
Balanced Systems of Equations
Students solve equations. In this algebra lesson, students relate solving equations to a balanced scale. They add, subtract, multiply and divide on both sides to keep the scale balanced.
Curated OER
Function Composition
Students solve two functions at once. In this algebra lesson, students add, subtract, multiply and divide composition functions. They use the correct notation and substitution to get their answer.
Curated OER
Application of Function Composition
Young mathematicians solve composition of functions. They add, subtract, multiply and divide functions and then identify the domain and range of each function. An embedded animation shows three different applications of function...
Curated OER
Watermelon Graphing
Students discover bar graphs. In this primary math lesson plan, students identify the parts of watermelon seeds and other seeds. Students learn the proper names and common names which refer to the parts of the seeds as they create a bar...
Curated OER
Reaction Time
Third graders review important vocabulary to explain measures of central tendency and reaction time. In pairs, they measure reaction time of dropping and catching a ruler. Data is collected after repeated catches and information is...
Curated OER
3-D Attributes
Students explore geometric solids. For this geometry lesson, students listen to the book The Greedy Triangle by Marilyn Burns, then work in groups to sort geometric solids into various categories. Students define geometric solids...
Curated OER
Telling Time: Two Ways to Read the Time
Second graders discuss the two different ways of reading time. They study the vocabulary "minutes to" and tell time in five minute intervals. They discuss why it is important to have schedules and students list some schedules that they...
Curated OER
Transportation Math
Students practice their problem solving skills. In this addition and subtraction lesson, students solve story problems regarding the delivery of consumer goods.