K12 Reader
Exponential Notation
Standard notation, exponential notation, base numbers and exponents are featured in an article designed to be used as a reading comprehension exercise. Kids read the passage and then respond to the comprehension questions attached to the...
Curated OER
Surface Area and Volume of Cubes
In this surface area and volume worksheet, 10th graders identify and complete 3 different problems that include determining the surface area and volume of cubes. First, they use their ruler to find the width and height of each cube....
Curated OER
Integers
In this integers worksheet, 9th graders solve 16 different types of problems that include writing an integer to represent statements, arranging integers from least to greatest, and using integers to write mathematical expressions. They...
Curated OER
Order of Operations Reminder Poster
In this math instructional activity, students use this reminder poster to remember order of operations. Students read the hints that are written inside a woman: Please Excuse My Dear Aunt Sally (parentheses, exponents, multiply and...
K12 Reader
Expressions with Parentheses
Introduce your class to the order of operations. Included here is a reading passage that explains the concepts and provides an example and five related questions for individuals to answer.
Curated OER
To Quote or Not to Quote
Introduce your middle and high schoolers to the correct use of quotation marks. They identify examples of correct and incorrect quotations in magazines and edit a paragraph in groups. Use this instructional activity as a way to reinforce...
Curated OER
Pi Day (March 14)
Fourth graders determine the value of ? by measuring the circumference and diameter of circular objects such as soup cans, Oreo cookies, etc..
Curated OER
Central Tendencies and Normal Distribution Curve
Fourth graders are given data (class test scores) to determine central tendencies, and find information needed to construct a normal distribution curve. They become proficient in calculating mode, median and average.