Kuta Software
Polygons and Angles
Get out those protractors! Geometers measure interior and exterior angles of 10 polygons, including a 24-gon. They also calculate the interior angle sum of the polygons.
Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare single-digit integers.
Student Handouts
Ten Things I Learned This Year
As you approach the end of the school year or New Years Eve, encourage reflection amongst your class members and gain a quick glimpse into the content and ideas that they remember the most.
K12 Reader
Adventures with Alliteration! - Verbs
Work with wonderful words within a well-written worksheet! Kids match alliterative verbs to fifteen names in order to get alliterative phrases.
Curated OER
Susan's Choice
Young economists explore opportunity cost by counting how much money Susan has in her piggy bank. From here, they are challenged to help Susan make a choice about what she can buy with her money.
Charleston School District
Solving with Inverse Operations
What does order of operations have to do with solving equations? A video explains solving two-step equations using a do/undo chart. Learners recognize the operations within an equation and use inverse operations to undo those operations.
Charleston School District
Constructing Scatter Plots
Having more letters in your name helps you get a better grade in your math class—or does it? Learners create scatter plots to organize data. The lesson places emphasis on determining scale and intervals and labeling axis.
EngageNY
Tangent Segments
What's so special about tangents? Learners first explore how if a circle is tangent to both rays of an angle, then its center is on the angle bisector. They then complete a set of exercises designed to explore further properties and...
Curated OER
A Model Solar System
If Earth is modeled by a grapefruit, what planet could be represented by a golf ball? This activity uses everyday and not-so-everyday objects to create a model of the Solar System.
WindWise Education
Where Do You Put a Wind Farm?
This is not your ordinary farm! Using a case study, small groups study two proposed locations for a wind farm. After researching all the information about the sites, the groups choose a site. Each team member writes up the proposal...
Curated OER
Activity: Gummy Bear Genetics
Who's your Daddy ... and Mommy for that matter? Given a first-generation group of gummy bear offspring, young scientists must determine which bears are their parents. An activity worksheet covers the differences in genotypes and...
Curriculum Corner
Valentine Math and Literacy Practice
Looking for math and literacy practice with a Valentine's Day theme? Look no more, because this 43-page packet is filled with practice pages intended to reinforce basic math, reading, and writing skills. From counting to writing words to...
EngageNY
Informal Proof of AA Criterion for Similarity
What does it take to show two triangles are similar? The 11th segment in a series of 16 introduces the AA Criterion for Similarity. A discussion provides an informal proof of the theorem. Exercises and problems require scholars to apply...
Mathed Up!
Negative Scale Factor
Class members investigate the effect of a negative scale factor dilation on coordinate shapes as they watch a short video that shows an example of a geometric figure undergoing a dilation with a negative scale factor. Learners then try a...
Teacher's Corner
Hey Batter, Wake Up!
Does jet lag affect a baseball team's performance in games? Read about how a baseball team's chance of winning a game can be affected by traveling over one, two, and three time zones. Readers then respond to five short answer questions...
Curriculum Corner
Going On A People Hunt!
Send the new faces in your class on a people hunt with a quick back-to-school, get-to-know one another activity. Learners are tasked to find a person in their class with blue eyes, wears glasses, has a birthday in March, and much more.
Corbett Maths
Loci Part 2
Closer to this point and farther from that one. Continuing with loci problems, a short video shows how to work problems that are not straightforward. The presenter works loci problems that result in a region that meets several criteria.
Corbett Maths
Average Rate of Change
Simply find the slope to find the average rate of change. A short video provides the definition of the average rate of change. Using the definition, pupils calculate the average rate of change to solve problems that cover finding average...
K12 Reader
Sentence Writing: Conjunctions!
You don't need to be a grammar fan to use FANBOYS correctly—but it helps! Practice using conjunctions with a word bank of common connecting words and eight sentence prompts.
Flipped Math
Piecewise Functions
Break it up into pieces to solve the problem. Individuals watch a video on how to graph and determine the equation and values of piecewise functions. Viewers then work several exercises to practice evaluating a piecewise function at...
Curated OER
Spinner Match-Up
In this probability worksheet, students match each spinner to the probabilities described below them. Students match 4 spinners up to 8 different problems.
Curated OER
Subtraction Beginning 2
In this subtraction worksheet, students solve twenty subtraction problems involving one and two-digit numbers. Students put their answers on the worksheet.
Curated OER
Rational Numbers
In this rational numbers worksheet, students solve and complete 35 different problems that include identifying a number of rational numbers. First, they replace each blank line with greater than, less than, or equal to symbols to make...
Curated OER
Grade 4 Math: Fractions 2
In this fraction practice worksheet, students review their math skills as they compare 8 pairs of fractions and determine whether the pairs are greater than, less than, or equal to one another.