Curated OER
Subtraction Action
Learners create and move pictures to illustrate the various combinations for the number 5. In this number 5 lesson, students use the stamp function and paint tools to create a number sentence for all possible combinations of the number 5.
Curated OER
Adding and Subtracting Integers
Sixth graders create electronic manipulatives to model addition and subtraction of integers. They are introduced to the software Inspiration and use techniques such as selecting and deselecting an object, resizing an object, moving an...
Curated OER
Color Quilt Squares
Students investigate how to mix different colors in patterns. They use the patterns in order to design a quilt. Students create a design for one square. They use computer software to display and practice the creation of quilt squares...
Curated OER
Graphs Abound
Students create a survey for their classmates to collect data on their favorite foods, eye color, pets or other categorical data. They compile the data from the survey in a table and then make a bar graph of each category using a web tool.
Curated OER
Ordering Objects By Length
Students compare and describe objects of differing lengths that are presented in a Mathkeys software compare mat. Working in pairs, one student is the chooser who sets up the objects while the other student is the sizer who puts the...
Curated OER
Cubic Volume
Fifth graders record measurements and calculate the volume. They select and use appropriate units and procedures to measure volume # use tools such as technology to solve problems
Curated OER
The Difference Bar 2
Students use Internet software, The Difference Bar, to work out the difference between two numbers by breaking numbers into parts. Students use mental strategies to work out the difference between any 2 two-digit numbers. Students...
Curated OER
Determining the Uniqueness of a Circle
Students use this instructional activity to determine how circles are different from other shapes. In groups, they determine the accuracy of three theorems based on the uniqueness of circles. They use a software program to hypothesize...
EngageNY
Points of Concurrencies
You say that perpendicular bisectors intersect at a point? I concur! Learners investigate points of concurrencies, specifically, circumcenters and incenters, by constructing perpendicular and angle bisectors of various triangles.
EngageNY
Understanding Box Plots
Scholars apply the concepts of box plots and dot plots to summarize and describe data distributions. They use the data displays to compare sets of data and determine numerical summaries.
Curated OER
Systems of Linear Equations
Introduce the inverse matrix method to solve systems of linear equations both algebraically and graphically. Using given data, your class checks their answers with graphing calculators. Handouts are included in this well-thought out...
Curated OER
Antacid Tablet Race
Students complete experiments to determine how rocket fuel is affected by surface area and temperature. They compare the reaction rates of antacid tablets. They discuss their results to complete the lesson.
Curated OER
Altitude Tracking
Students estimate the altitude of a rocket during several flights. They create their own altitude tracking devise. They examine and discuss their results at the end of the activity.
Curated OER
Slopes and Linear Equations
Students find the slopes of linear functions. In this graphing lesson, students analyze linear equations and calculate the slope of the line. They graph a line given the slope and y-intercept.
Curated OER
Planets an Introduction
Fourth graders investigate one planet, enter information into a database, and print the database sorting for each of the attributes.
Curated OER
Bridge Building
Eighth graders will create model drawings of bridges and integrate technology into the process of creating a visual representation. Technology is used in the industry of design and architecture. This lesson helps to build real life skills.
Curated OER
Patterns on Parade
First graders discover that patterns exist in sounds, movement, and objects. For this patterns lesson, 1st graders select two items from a group and produce an alternating pattern.
Curated OER
Congruent Trianges - Is This Enough Information?
Seventh graders determine whether two triangles are congruent and provide an explanation to why they are not. They apply concepts of measurement of angles and collect evidence of congruent angles in the world.
Curated OER
Surface Area and Volume
Upper graders identify the surface area and attributes of figures that are measurable. They estimate, measure, and record perimeter, area, temperature change, and elapsed time, using a variety of strategies. They also determine the...
Curated OER
Data Analysis and Probability: Graphing Candy with Excel
Collect and graph data using Microsoft Excel with your math class. They will make predictions about the number of each colored candy in a bag of M&M's, then sort, classify, count, and record the actual data before using Excel to...
Curated OER
Chances Are......You're Right
Young mathematicians study probability. In this math lesson, learners calculate odds, and convert those into percentages of probability. Fractions are also used, making this lesson quite rich in some of the more difficult conversions...
Curated OER
Area of Circles and Probability
Students investigate the area of squares and circles. In this geometry lesson, students calculate the area and probability of simple events. They work on a laptop using Safari.
Curated OER
Conditional Probability and Probability of Simultaneous Events
Your statisticians examine the characteristics of conditional probability and the probability of simultaneous independent events. They perform computer activities to find probabilities for simple compound events. They examine the...
Illustrative Mathematics
Equal Area Triangles on the Same Base II
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...