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.
Teach Engineering
Bone Mineral Density Math and Beer's Law
Hop into a resource on Beer's Law. A PowerPoint presentation introduces Beer's law as part of calculating bone density from X-ray images in the sixth lesson plan in the series of seven. Individuals work on practice problems with this law...
West Contra Costa Unified School District
Quadratic Equations — What We Know
Everything you could possibly want to know about quadratic equations, all in one resource. Instructors demonstrate how to translate between different forms of quadratics (equation, table of values, graph, verbal description) and finding...
Howard County Schools
Drawing Inverses
An Algebra II lesson draws the connection between the exponential function and its inverse. By graphing an exponential function and using tables and a calculator, students graph the logarithmic function. The plan comes with a...
EngageNY
Similarity and the Angle Bisector Theorem
Identifying and verifying reproducible patterns in mathematics is an essential skill. Mathematicians identify the relationship of sides when an angle is bisected in a triangle. Once the pupils determine the relationship, they prove it to...
National Security Agency
Integers: Quick, Fun and Easy To Learn
A good complement to any integers unit contains a three-day lesson plan about positive and negative integers, adding and subtracting integers, and how to find the additive inverse. Additionally, it provides all necessary...
Fredonia State University of New York
Watch Your Step…You May Collide!
Can two lines intersect at more than one point? Using yarn, create two lines on the floor of the classroom to find out. Cooperative groups work through the process of solving systems of equations using task cards and three different...
Polar Trec
Down to the Deep Virtual Lab
At a depth of 3,000 m in the ocean, the pressure is 300 times that at sea level! In the activity, individuals predict what will happen to Styrofoam cups submerged 3,000 meters into the ocean. They then convert these units to soccer...
Curriculum Corner
Sports of All Sorts
Do your students love sports? Do they love math and reading? If the first answer is yes and the second is no, a resource with sports-themed math and literacy games may change their minds! Learners move through stations to practice...
Statistics Education Web
I Always Feel Like Somebody's Watching Me
Future statisticians and potential psychics first conduct an experiment to collect data on whether a person can tell if someone is staring at them. Statistical methods, such as hypothesis testing, chi-square tests, binomial tests, and...
Curated OER
Counting Coins
Second graders identify a quarter, dime, penny, nickel, and dime. They match the coin with it's monetary value, collect data on excel spreadsheet, and create a graph in Excel. Students participate in group activities.
Royal Society of Chemistry
Units of Volume
Did you know in the UK a quart is smaller than in America? This explains why a standard unit of measure is necessary for volume. Young scientists learn the similarities and differences between five different units used to measure volume....
Mathematics Assessment Project
Representing Inequalities Graphically
A new, improved version of the game Battleship? Learners graph linear inequalities on the coordinate plane, then participate in a game where they have to guess coordinate points based on the solution to a system of linear...
College Board
AP Calculus: Slope Fields
Ready to field questions about slope fields? An article on AP® Calculus teaching methods describes how to teach about slope fields to solve differential equations. It gives some sample problems to consider with the class and how to...
National Christmas Tree Association
Merry Christmas, Geraldine
If you're reading the story "Merry Christmas, Geraldine" by Holly Keller, this is a fantastic cross-curricular resource to use. Complete with activities for language arts, science, social studies, art, and math, you'll get the most out...
EngageNY
Algebraic Expressions—The Distributive Property
Do your classes truly understand the distributive property? Use a demonstrative lesson to represent the distributive property in various ways. Learners solidify understanding by creating a geometric pattern for distributive...
Practical Money Skills
Student Loans
If your learners are college bound, they'll need a lesson about student loans and personal finance before they step into their dorm room. A four-day lesson guides high schoolers through the process of budgeting for college, as well as...
EngageNY
Awkward! Who Chose the Number 360, Anyway?
Don't give your classes the third degree. Use radians instead! While working with degrees, learners find that they are not efficient and explore radians as an alternative. They convert between the two measures and use radians with the...
Curated OER
Most Likely/Least Likely
Learners consider a practice problem which prompts them to choose the type of marble most likely to be picked out of a group. Then, they answer probability-type questions regarding a spinner, and a tally chart of coins.
West Contra Costa Unified School District
Factoring Quadratic Expressions
Factor in different strategies in a lesson for factoring quadratics. Young mathematicians first create tables and area models to factor quadratic trinomials into two binomials by guess and check. Learners then investigate how they can...
Mathematics Vision Project
Transformations and Symmetry
Flip, turn, and slide about the coordinate plane. Pupils define the rigid motions and experiment with them before determining the relationships of the slopes of parallel and perpendicular lines. The sixth unit in a nine-part series...
Curated OER
Pizza Fractions
Here's an activity for learners to complete, no pencil required! There are two pizzas (one on each page) and a guide that tells your learner how to divide the pizza. A great way to review fractions without having to put pen to paper.
Curated OER
Three Number Sequences Worksheets
Test your students' number line skills with these sequences, which they must finish and then indicate if they are ascending or descending. Numbers range from negative numbers to decimals. This activity would be a great teaching tool for...
Curated OER
Worksheet 7: Slope and Tangents
Providing both review and practice problems, this worksheet prompts young scholars to answer five questions having to do with slope, tangents lines, graphing, the Squeeze Theorem, differentiable functions and derivatives. This activity...