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
Solving Exponential Equations
Use the resource to teach methods for solving exponential equations. Scholars solve exponential equations using logarithms in the twenty-fifth installment of a 35-part module. Equations of the form ab^(ct) = d and f(x) = g(x) are...
EngageNY
Using Matrix Operations for Encryption
Data encryption is an important security measure for sensitive data stored on computers. Pupils learn how to utilize matrices for creating code. They also get a great review of matrix multiplication, inverse matrices, and the identity...
EngageNY
Congruence Criteria for Triangles—SAS
Looking for a different approach to triangle congruence criteria? Employ transformations to determine congruent triangles. Learners list the transformations required to map one triangle to the next. They learn to identify congruence if...
Illustrative Mathematics
Logistic Growth Model, Abstract Version
Here learners get to flex some serious algebraic muscles through an investigation of logistic growth. The properties of the constant terms in the logistic growth formula are unraveled in a short but content-dense activity. Moving...
Curated OER
Using Algebra Tiles to Explore Distributive Property
Math is fun with algebra tiles! Young mathematicians explore eight expressions involving the distributive property and use algebra tiles to expand simple expressions. The resource is perfect for both guided and independent practice.
Curated OER
Number and Operations- Raul's Apples: Word Problem
Students discover how they can use manipulatives to solve word problems. In this problem solving lesson, students read Raul's Apples Problem and then complete a worksheet, using beans or counters to solve the problem. Students discuss...
Curated OER
Ranging the Triple M's
Fifth graders explore collecting and analyzing data. In this mean, median and mode lesson, 5th graders use real word data to determine the mean, median and mode. Students are given sets of numbers on index cards as asked to find the...
Curated OER
Combination Factory
Fourth graders use cut-outs of clothing to illustrate the numbers of combinations of articles of clothing they can create. Students create a tree-diagram and count the number of possibilities. They practice showing the information in...
Curated OER
Counting 1-5
Students explore numbers by participating in basic counting activities. In this early math lesson, students identify the numbers between 1 and 5 and read several books that demonstrate early counting. Students practice counting to 5 on...
Curated OER
Terrific Tangrams
Third graders construct tangrams. In this tangrams lesson, 3rd graders manipulate basic shapes to construct tangrams. Students explore how shapes can be combined in different ways and develop spatial sense.
Curated OER
Probability Popsicle Pop-ups
Fourth graders decorate and use popsicle sticks as manipulatives to assist with their learning of probability. They utilize a worksheet imbedded in this plan to organize the results of their experiment. They make a stem and leaf plot...
Curated OER
Perfectly Puzzling Pentominoes
Second graders utilize manipulatives (pentominoes) to demonstrate knowledge of: lines of symmetry, slides, reflections (flips), rotations (turns), area, and perimeter. This lesson gives students a meaningful way to practice these...
Curated OER
Don't Eat the Crayons: Real-Life Multiplication
Third graders use items which come in sets to look for real-life multiples and write multiplication problems. This lesson assess the student's understanding of the meaning of multiplication using an array model and manipulatives.
Curated OER
Stirring up Fractions
Second graders practice unit fractions to identify parts of the whole and parts of a set. They utilize a variety of manipulative's including recipe boxes to get them started stirring up fractions. A multitude of books on fractions are...
Curated OER
Subtraction-There's Got to be An Easier Way!
Third graders observe and demonstrate a variety of problems involving subtraction problems using mental math strategies. They discuss the base ten system and the basic concept of subtraction, and complete a variety of activities...
Curated OER
Junk Sort
Students analyze objects by one or more attributes. In this sorting lesson, students use manipulatives and string or yarn to create a sorting game. Students read books and items from the classroom to sort.
Curated OER
Volume and Surface Area of Right Rectangular Prisms
Students identify the formulas for three-dimensional figures. They use manipulatives to model problems. Students create foldables and explain volume and surface area. Students complete worksheets and classify solids. Students sing a...
Curated OER
Fact Families
Students create "fact families" using digital pictures of their classmates and knowledge of basic math concepts (subtraction and addition) in this technology-based math lesson intended for use in the early-elementary classroom. A...
Curated OER
Rectangles and Parallelograms
Young scholars compare parallelograms and rectangles. In this comparing parallelograms and rectangles lesson, students make a chart to compare parallelograms and rectangles. Young scholars are given set of quadrilaterals and they must...
Curated OER
Fractions!
Second graders observe and design manipulatives showing fractional parts. In this fractional part lesson, 2nd graders create a paper hamburger using circle fractions. Students navigate a website to find fractional parts of a hexagon.
Curated OER
The Game of Chance
Third graders use manipulatives to determine the probability of outcomes. In this probability lesson, 3rd graders roll dice and use spinners to determine the probability of outcomes. They determine if games are fair/unfair based on their...
Curated OER
Weigh Out the Algebra
Students solve linear equations. In this algebra lesson, students use manipulative's to see the steps taken when solving linear equations. They solve using addition, subtraction, multiplication and division.
Curated OER
Even and Odd Numbers Closure Activity
Students practice the concept of mathematical closure as it relates to even and odd numbers. In this math lesson, students perform 4 different tasks to understand the number closure concept. Students identify, explain, predict,...