Curated OER
Matrices: A Secret Weapon
Students perform operations with matrices. In this algebra lesson, students use cryptography and cryptanalysis to solve problems. They add, subtract, and multiply matrices.
Code.org
Public Key Cryptography
Investigate how public key cryptography works. Scholars continue their study of one-way functions and asymmetric keys and apply this information to public key cryptography. They use an app to explore public key cryptography and its...
EngageNY
Introduction to Networks
Watch as matrices break networks down into rows and columns! Individuals learn how a network can be represented as a matrix. They also identify the notation of matrices.
Teach Engineering
Bone Density Math and Logarithm Introduction
What do logarithms have to do with bone density? Scholars learn that the equation for bone density includes logarithms. The majority of the third lesson of seven is devoted to logarithms and their properties.
University of Missouri
Money Math
Young mathematicians put their skills to the test in the real world during this four-lesson consumer math unit. Whether they are learning how compound interest can make them millionaires, calculating the cost of remodeling...
University of Colorado
Spacecraft Speed
Space shuttles traveled around Earth at a speed of 17,500 miles per hour, way faster than trains, planes, or automobiles travel! In the 13th installment of 22, groups graph different speeds to show how quickly spacecraft move through...
Worksheet Web
Using Pictographs
If one ice cream cone represents three ice cream scoops, and Bob has four ice cream cones, then how many scoops does Bob have? Learners solve these kind of questions with their new understanding of pictographs.
EngageNY
Equivalent Rational Expressions
Rational expressions are just fancy fractions! Pupils apply fractions concepts to rational expressions. They find equivalent expressions by simplifying rational expressions using factoring. They include limits to the domain of the...
EngageNY
Analyzing Decisions and Strategies Using Probability 1
Learn how to increase the probability of success. The 19th installment of a 21-part module teaches future mathematicians how to use probability to analyze decisions. They determine strategies to maximize the chances of a desired outcome.
EngageNY
The Relationship of Division and Subtraction
See how division and subtraction go hand-in-hand. The fourth installment of a 36-part module has scholars investigate the relationship between subtraction and division. They learn using tape diagrams to see that they can use repeated...
Concord Consortium
Calculator Numbers
Know thy calculator. Young mathematicians use their calculators to answer a set of questions. They consider how the number of digits the calculator displays affects the answers to calculations. They then find examples of computations...
Concord Consortium
Last Digit Arithmetic
Mathematics involves a study of patterns. The exploratory lesson has learners consider the addition pattern in different sets of numbers. Each set has a different pattern that pupils describe mathematically. The patterns involve...
Curated OER
Multiply One-Digits
In this finding the products worksheet, students multiply one-digit times one-digit numbers to solve. Students solve 35 problems.
Curated OER
Dividing Fractions and Mixed Numbers
Students discover how to divide using mixed numbers. In this division lesson, students demonstrate their knowledge of dividing fractions. Finally, they explore division using mixed numbers.
Curated OER
Factors, Arrays, and Commutativity
Students use desk arrangements to help them learn about factors, arrays, and commutativity. In this multiplication lesson, students read a multiplication problem about student desk arrangements. Students then brainstorm a solution to the...
Pennsylvania Department of Education
Volume of Compound Figures
Fifth graders use patterns, models and relationships to solve equations.  In this equations instructional activity, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Curated OER
Counting on Coins
Learners count coins. For this currency and mathematics lesson, students use skip counting to figure the value of a group of coins. Learners use plastic replica coins and real coins.
Curated OER
Brain Booster: Estimation and Repeated Addition
In this daily math problem worksheet, students complete three activities that help use estimation and solve problems with repeated addition. Students show their work using pictures, numbers, or words and may use cubes, number lines or...
Curated OER
Translating Between Verbal and Algebraic Expressions
Students translate between verbal and algebraic expressions.  After folding paper into four sections (multiplication, division, addition, and subtraction), students list code words under the appropriate section title.  Next, they...
Curated OER
What's on Sale?
Students explore sale items.  In this money and percent math lesson, students work in groups to locate food ads in the newspaper.  Students identify sales and calculate final prices using percentage discounts.  Students...
Curated OER
A Trip to Colonial Virginia
Young scholars consider prices while planning a trip to Colonial Virginia. In this budgeting lesson plan, students construct an itinerary of events for a vacation. Young scholars are responsible for working within the approved budget.
Curated OER
Fourth Grade Mathematics Test
For this math activity, 4th graders complete multiple choice questions about multiplication, fractions, rounding, and more. Students complete 29 questions.
Curated OER
Alphabet Coloring Page: Letter Bb
In this alphabet coloring worksheet, students identify the uppercase and lowercase letter Bb. Students color the image and words for the butterfly.
Curated OER
Letter Y Coloring Page
In this alphabet coloring learning exercise, students identify the uppercase and lowercase letter y. Students color the image and words for the yolk.