Curated OER
Rational and Irrational Numbers 1
You'll need scissors, glue sticks, and mini whiteboards for this activity on rational and irrational numbers. Learners work in groups to classify a variety of expressions as rational or irrational. They are also given a mock discussion...
Curated OER
Modeling Conditional Probabilities 1: Lucky Dip
Check out this detailed lesson plan on conditional probability! Learners work individually and also collaboratively to analyze the fairness of a game and justify their reasoning. it includes detailed notes and many helpful suggestions...
Curated OER
Analyzing Congruence Proofs
Looking at numerous examples of triangles, each with different properties, geometers develop their understanding of congruency. They use the notation of a counter-example to disprove certain conjectures and prove geometric theorems and...
Illustrative Mathematics
Listing Fractions in Increasing Size
Increase the depth of your class's fractional number sense with this number-ordering activity. Given four fractions, each with different numerators and denominators, young learners are asked to place them in order from smallest to...
National Research Center for Career and Technical Education
Safety and Sanitation
Your microbiologists explore the graphing of exponential growth functions using bacteria, like e. coli and salmonella, in a well-written, career and technology lesson.
Curated OER
Number Sense
Eighth graders participate in a lesson that is concerned with reviewing basic math concepts using the four operations. The activity is composed of a math game that is played by them.
Baylor College
Need or Want?
Even as adults it can be hard to distinguish needs from wants. Using pictures of common, everyday items, children make a pocket chart separating the objects they need from those that they want. Discuss their choices, explaining that...
Curated OER
A Trip to Colonial Virginia
Students consider prices while planning a trip to Colonial Virginia. In this budgeting lesson plan, students construct an itinerary of events for a vacation. Students are responsible for working within the approved budget.
Curated OER
Weaving a Story
It's time to investigate patterns! First and second graders construct a paper weaving using a hundreds chart, then use the Ti-10 calculator to make patterns such as adding 3 each time. Learners remove multiples of three from the hundreds...
Curated OER
Does the Decimal Point Really Make a Difference?
Fourth graders study the decimal dilemma and discover major math mistakes in the real world with cheeseburgers advertised for .99 cents each or colas for .89 cents each.
Curated OER
Savers & Borrowers: Financial Markets in the United States
Investigate the current financial market and have your class explore savings, borrowing, financial markets, mutual funds, and the stock market. This four-part lesson is designed to help students become knowledgeable and informed consumers.
Curated OER
Place Value - What Is the Value of the Place?
Second graders build number sense in an activity that requires the matching of base 10 representations to numbers. It is the teachers responsibility to gauge student understanding and involvement while class members work in groups.
Curated OER
Skittles Galore!
Youngsters show understanding of accurate division of whole number, decimals, fractions, and percents using manipulatives (candies). They use white boards to demonstrate their understanding of representing numbers as defined in the...
Curated OER
Grouping Buttons
Looking for a good lesson plan on counting and sorting? This lesson plan is worth a look! In this classification lesson plan, learners sort buttons by color, shape, shiny verses not shiny, or number of holes.
Curated OER
Proofs of the Pythagorean Theorem
Working individually and collaboratively, geometers gain a clear understanding of the Pythagorean theorem. They create, explain, and compare proofs of the theorem. Proofs involve areas of trapezoids, squares, and triangles, congruent...
Curated OER
Exploring and Using Shapes to Make a Dance
Second graders use their bodies to create various shapes to make a dance when given various music and beats. In this shapes and dance lesson plan, 2nd graders create lines, curves, twists, and angles with their bodies.
Curated OER
Representing Data 1: Using Frequency Graphs
Here is a activity that focuses on the use of frequency graphs to identify a range of measures and makes sense of data in a real-world context as well as constructing frequency graphs given information about the mean, median, and range...
Curated OER
Representing Data 2: Using Box Plots
What information can be gleaned from a box and whiskers plot? Discuss the five summary values - minimum, maximum, upper and lower quartiles, and median - and what conclusions can be made from these values? Included here is a matching...
Curated OER
Comparing Investments
Money, money, money. A complete activity that makes use of different representations of simple and compound interest, including written scenarios, tables, graphs, and equations to highlight similarities and differences between linear and...
Curated OER
Number Patterns
Help your students to identify even and odd numbers. In this number sense activity, they read the book Madeline and use counters to identify which number has a "partner." Learners write down odd and even numbers on a whiteboard.
Curated OER
Interpreting Statistics: A Case of Muddying the Waters
Is river pollution affecting the number of visitors to Riverside Center, and is the factory built upstream the cause of the pollution? Let your class be the judge, literally, as they weigh the statistical evidence offered by the factory...
Curated OER
Using Groups of Ten to Solve Problems
Upper graders solve math problems involving multiplication using specific strategies. They will use base-ten blocks, hundreds charts, and number lines to solve multiplication problems. Then they will practice several of the strategies...
Illustrative Mathematics
Chocolate Bar Sales
In this real-world example, algebra learners start to get a sense of how to represent the relationship between two variables in different ways. They start by looking at a partial table of values that define a linear relationship. They...
Illustrative Mathematics
Jayden’s Snacks
A quick activity to test the knowledge of your learners on adding and subtracting with decimals. They must calculate how much Jayden spent at the store and how much money he has remaining.