EngageNY
Credit Cards
Teach adolescents to use credit responsibly. The 32nd installment of a 35-part module covers how to calculate credit card payments using a geometric series. It teaches terminology and concepts necessary to understand credit card debt.
Curated OER
A Tough Nut to Crack
Children, based on a set of criteria, evaluate the quality of pecans. They research recorded history of pecan trees as well as how their seeds moved across western Missouri into southeastern Kansas, Oklahoma, Texas and Mexico. In...
Curated OER
Discovering Math Concepts in Advanced Algebra
Students explore the concept of Chinese contributions in mathematics. In this Chinese contributions in mathematics lesson, students research Chinese achievements in mathematics. Students solve 3x3 systems of equations using the method...
Curated OER
Algebra: Introduction to Algebraic Expressions
Seventh graders, in an introductory algebra class, code and decode messages using substitution ciphers. Role-playing as mathematicians, they work in groups to decipher several messages, one of which translates to "math is awesome."
Curated OER
Rotational Equilibrim: A Question of Balance
Young scholars explore the concepts of rotational equilibrium. They examine the history Alexander Calder and his mobiles. Students solve simple algebraic equations. They predict, draw conclusions, graph equations and examine the...
Curated OER
Finding the Distance and Midpoint of a Line Segment
Students use the Pythagorean formula to find the length of a line. Afterward, they explore the midpoint formula to determine the midpoint of a line with a non-zero slope on a coordinate plane. Students complete assigned problems and...
Curated OER
Algebra: Linear Equations
Young scholars draw graphs of linear equations using the slope intercept form. Upon completion of various problems, students record their answers on the board and explain the solutions to classmates. Young scholars take a test over...
Curated OER
Graphing Systems of Equations - Word Problemsr
Pupils solve word problems which involve graphing systems of equations. After discussing methods of solving word problems, the teacher demonstrates how to solve problems which involve graphing. They work together, at their desks, and...
Curated OER
Review of Adding and Subtracting Integers
Eighth graders review adding and subtracting of integers. The class makes a number line from -10 to 10 and practice adding and subtracting by "acting out" the math problems. Students play a card game using the number cards from a regular...
Curated OER
Polynomials in The Magical World of Numbers
Students identify and describe polynomials and their elements, discuss simple parts that make up equations, inequalities, and exponents, take notes on definitions of terms and their types, including monomials, binomials, and trinomials,...
Curated OER
"A Grain of Rice" by Helena Clare Pittman
Learners solve the problem that comes up in the story. They realize the explosive growth of the powers of 2.
Curated OER
Is the Slope Legal?
Students define parallel and perpendicular lines. In this algebra lesson, students relate the concept of parallel and perpendicular lines to the real world. They classify the lines based on their slopes.
Curated OER
Travel the Nile
Students create a game board that lists the cities along the Nile River with markers of boats, cars, camels, feet, train, etc.
Curated OER
Sled Kites and Trigonometry
Students study the history of kites and their fundamental properties. In this kites lesson students divide into teams and build and fly kites.
Curated OER
Podcasting Parabolas
Learners explore parabolas. In this algebra and technology instructional activity, students construct the equation of a specific parabola, then take digital photos of real-life representations of these parabolas. Learners...
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Tied Up In Knots
Students untie knots and relate it to math. For this algebra lesson, students explore the history of knot tying. The tie their own knots and untie the knots using ropes.
Curated OER
Pythagorean Theorem Word Problems
Middle schoolers investigate the concept of the Pythagorean Theorem for geometry by using word problems. The challenge is for them to translate the words into the right measurements for a triangle looking for the longest side known as...
Willow Tree
Histograms and Venn Diagrams
There are many different options for graphing data, which can be overwhelming even for experienced mathematcians. This time, the focus is on histograms and Venn diagrams that highlight the frequency of a range of data and overlap of...
Curated OER
Get the Picture!
Astronomers practice downloading data from a high-energy satellite and translate the data into colored or shaded pixels. As a hands-on activity, they use pennies to simulate high-energy satellite data and they convert their penny...
Curated OER
Functions - Intro and Inverses
Define the terms domain, range, function, vertical limit test, and linear function notation with your class. They can then, graph several equations applying the vertical line test to determine which are and which are not functions, write...
Curated OER
Linear and Quadratic Model, Data Modeling
Learners model quadratic and linear equations. In this algebra instructional activity, students solve word problems using equations. They create scatter plots and make predictions using correlations.
International Debate Education Association
Speaking Across the Curriculum
With the focus on 21st century skills it is even more important that all teachers incorporate listening and speaking activities into their curriculum. Here's a packet of practical ideas appropriate for any classroom.
Curated OER
A Pocketful of Change
Students study the meaning, symbolism, and value of U.S. coins,
especially the quarter. They conduct a survey of coins in students'
possession, graphing the results to show frequency distribution and drawing
inferences about the U.S....
Curated OER
The Mathematics of Space and Place
Students investigate the measurements and geometry of the school grounds. They conduct inquiry while measuring the campus and some of the city blocks. Then students draw a map to scale and categorize property types using a pie graph.