Curated OER
Dilations with Matrices
Examine dilation with matrices with your class. Learners write a conjecture for how the scale factor determines the size of an image. They then use their conjecture to write a matrix multiplication problem for the illustrated...
Curated OER
Picture Board
Learners divide a poster board so everyone gets the same amount of area to decorate. Youngsters talk about the different ways to divide a rectangle. They measure their lines to make sure that each piece is equal and then decorate their...
Curated OER
Mystery Jars
This is a twist on the old "guess how many jellybeans" game. Using estimation and math skills, learners participate in a fun "mystery jars" activity, trying to make educated guesses at how many objects are in two jars. The basic activity...
Curated OER
Finding Equal Groups
Build counting fluency in your kindergartners with this counting and grouping timed learning game. Provide various groups of objects to count such as a clear plastic bag filled with 7 beans or a cup with 5 pennies. There are many other...
Curated OER
More and Less Handfuls
Working as a pair, two kindergartners will sit at a table and will pick two handfuls of counters. They will combine their individual handfuls into one, and count their own selection. They will then draw and record their count on a record...
Curated OER
Rolling Twice
Rolling dice is the best way to show your learners how probability comes in to play. Although this lesson does not specify an activity, your mathematicians can try this probability with real dice to calculate their experimental...
EngageNY
Analytic Proofs of Theorems Previously Proved by Synthetic Means
Prove theorems through an analysis. Learners find the midpoint of each side of a triangle, draw the medians, and find the centroid. They then examine the location of the centroid on each median discovering there is a 1:2 relationship....
Curated OER
Everyday Problems
Word problems are some of the most applicable ways for scholars to approach math, and this is no exception. Using their addition and subtraction skills in context, they solve five word problem scenarios involving time and money. There is...
DK Publishing
Using the 2 Times Tables
If your third graders have a hard time with multiplication, visualizing the problems might help. Six problems show learners how to count pairs of boxes to solve multiplication with the two times table. At the end, they draw boxes to...
EngageNY
Searching a Region in the Plane
Programming a robot is a mathematical task! The activity asks learners to examine the process of programming a robot to vacuum a room. They use a coordinate plane to model the room, write equations to represent movement, determine the...
Curated OER
An Uncomfortable Situation
If shapes have the same area, do they always have the same perimeter? Learners explore the relationship between the area of square units and their perimeters in a hands-on activity. Observations are recorded, and they begin to recognize...
Curated OER
Is That Your Final Answer?
This unit on integers includes a pre-test, a post-test, four spreadsheets, and links to an interactive web-site to support the learning of integer operations. Access to computers and the Internet are imperative to this unit. The lessons...
Texas Instruments
Vandalism 101
Learners explore logic and use Geometer’s Sketchpad and patterns of logic to solve a puzzle.
Curated OER
Similarity and Dilations - Discover Properties of Similar Figures
Learners investigate properties of similar figures. In this properties of similar figures lesson, pupils construct similar figures using Cabri Jr. They dilate their figure to create a similar one, and discuss the relationships between...
Curated OER
Application of Completing the Square
A TI technology activity that helps learners to recognize and use the characteristic of a perfect square quadratic to complete the square. Additionally, they apply their knowledge to solve real-world problems.
Curated OER
Rule It Out
Here's a way to create math fact flash cards! Learners create their own cards and sort them into matching categories. Students start with addition and work their way up to harder math such as multiplication, and are asked to notice...
Curated OER
Equivalent or Not Equivalent?
Algebra learners look at equivalent expressions in the context of three different operations: division, squaring, and absolute value. In comparing these values, they will identity when expressions are equivalent.
Math Mammoth
Multiplying Fractions by Fractions
A four-page resource walks learners through the basics of multiplying fractions. The handout is very visual with many diagrams in various colors. By the end of the lesson, learners are given an opportunity to multiply whole numbers with...
Curated OER
Ten Red Apples; The Five Senses
A clever lesson designed around an apple awaits your learners. Descriptive words are used to explain what they believe is inside a bag while using their five senses. Young scholars read the story The Apple Pie Tree and are introduced to...
Curated OER
Fun With Sorting and Classifying
Using a variety of activities, kindergartners explore sorting and classification. Learners engage in an online sorting activity, read books involving classification, and create their own class book. This is a marvelousway to explore this...
Curated OER
Interpreting Circle Graphs
What does this pie chart mean? Once scholars can analyze a circle graph on a basic level (i.e. "Most people prefer cats"), it's time to delve deeper into it. They examine two graphs here, and are given the total number of participants...
DK Publishing
Learning 10 - Write the Number
Already covered numbers 0-9? It's time to focus on 10 with this set of exercises. First, youngsters trace the number 10 three times and try printing it a couple of times on their own. Next, they count five sets of bottles and write the...
DK Publishing
Learning 17 and 18 - Write the Numbers
As learners become familiar with counting, it's helpful to use worksheets like this one to focus on just a few numbers at a time. Scholars begin by tracing the numbers 17 and 18, then print each numeral once on their own. Next, they...
Curated OER
Reading Tally Charts #2
Keep count with tally marks! First graders practice reading tally marks with this straightforward learning exercise. They work with interpreting data from a chart, as well as working with addition and subtraction under 20. A great math...