Curated OER
Discovering Math-Concepts in Advanced Algebra
Students research The Nine Chapters on the Mathematical Art and Chinese contributions to mathematics using both print and non-print sources. From their research they create an illustrated table of contents for each chapter of the Nine...
Curated OER
Prime Time Math: Emergency
Eighth graders, while using Prime Time Math: Emergency software, use math and medical data to participate in the diagnosis of a girl. Just like the medical team in the story, they will be using math to respond to a medical emergency- a...
Alabama Learning Exchange
Tiger Math Graphing
Learners practice various skills using the book Tiger Math: Learning to Graph from a Baby Tiger. After listening to the story, they create a pictograph using data collected from the text. They also color a picture of a tiger,...
Curated OER
Money Math
Students define human capital and income earning potential. In this algebra instructional activity, students analyze the relationship between income and capital resources. They calculate tax rates and understand how to read a tax table.
Curated OER
Problem Solving Using Math
Students solve real life scenarios using algebra. In this word problem lesson plan, students use different websites dealing with engineering as it relates to the real world and math. They use other resources such as magazines to solve...
Virginia Department of Education
Rotation
Rotate this resource into your lesson plans. Scholars rotate polygons in the coordinate plane by multiples of 90 degrees. They then compare the original and new figures to develop conjectures about coordinate points after rotations.
Curated OER
Length World Problems in Units - Guided Lesson Explanation
Rather than a worksheet, this teacher resource is a one-page, scripted answer sheet for a guided lesson on length word problems. First graders are asked to compare the length of a flower and a jar of jam with a number of unit boxes....
Curated OER
Guided Lesson Explanation for More, less, or Equal
How do you teach kindergartners to count? Use this scripted explanation to show pupils how to solve problems that ask them to determine whether the number of objects in one group is greater than, less than, or equal to the number of...
Baylor College
Gases Matter
As a demonstration or as a hands-on activity, your class watches as the combination of vinegar and baking soda produce carbon dioxide gas. The intent of the lesson is to help youngsters understand that gases occupy space. It is included...
Noyce Foundation
Boxes
Teach your class to think outside the box. Scholars use the concept of equality to solve a problem in the assessment task. They determine how to use a scale to identify the one box out of a set of nine boxes that is heavier than the others.
Noyce Foundation
Granny’s Balloon Trip
Take flight with a fun activity focused on graphing data on a coordinate plane. As learners study the data for Granny's hot-air balloon trip, including the time of day and the distance of the balloon from the ground, they practice...
Noyce Foundation
Time to Get Clean
It's assessment time! Determine your young mathematicians' understanding of elapsed time with this brief, five-question quiz.
EngageNY
Proving Trigonometric Identities
Young mathematicians first learn the basics of proving trigonometric identities. They then practice this skill on several examples.
EngageNY
Trigonometric Identity Proofs
Proving a trig identity might just be easier than proving your own identity at the airport. Learners first investigate a table of values to determine and prove the addition formulas for sine and cosine. They then use this result to...
EngageNY
Solving Equations with Radicals
Show learners how to develop a procedure for solving equations using radicals with the fifth lesson of the 25-part module that challenges learners to use properties to solve multi-step quadratic and cubic equations. Individuals round out...
EngageNY
Solve for Unknown Angles—Angles and Lines at a Point
How do you solve for an unknown angle? In this sixth installment of a 36-part series, young mathematicians use concepts learned in middle school geometry to set up and solve linear equations to find angle measures.
EngageNY
Converting Repeating Decimals to Fractions
Develop a process with your classes for converting repeating decimals to fractions. Through this process, pupils understand that any repeating decimal can be written as a fraction. The 10th lesson in this 25-part module helps...
EngageNY
Properties of Tangents
You know about the tangent function, but what are tangent lines to a circle? Learners investigate properties of tangents through constructions. They determine that tangents are perpendicular to the radius at the point of tangency,...
EngageNY
Secant Lines; Secant Lines That Meet Inside a Circle
Young mathematicians identify different cases of intersecting secant lines. They then investigate the case where secant lines meet inside a circle.
EngageNY
Bacteria and Exponential Growth
It's scary how fast bacteria can grow — exponentially. Class members solve exponential equations, including those modeling bacteria and population growth. Lesson emphasizes numerical approaches rather than graphical or algebraic.
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
Math Fraction Hunt
What a fun way to practice fractions! Your class engages in a fraction hunt in which they use words to find clues to a treasure hidden in the classroom. The treasure, in this case is a Mars bar. However, it could be anything, including a...
EngageNY
Circles, Chords, Diameters, and Their Relationships
A diameter is the longest chord possible, but that's not the only relationship between chords and diameters! Young geometry pupils construct perpendicular bisectors of chords to develop a conjecture about the relationships between chords...
EngageNY
Experiments with Inscribed Angles
Right angles, acute angles, obtuse angles, central angles, inscribed angles: how many types of angles are there? Learners first investigate definitions of inscribed angles, central angles, and intercepted arcs. The majority of the...