Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency in...
Illustrative Mathematics
Same Base and Height, Variation 2
This is a good model for learners to visualize triangles of the same base and height. They can can begin to comprehend that these triangles will have the same area no matter how the triangle is drawn. It is part of a series of resources...
K-5 Math Teaching Resources
Subtracting Mixed Numbers (Unlike Denominators)
Young mathematicians demonstrate their ability to subtract mixed numbers by completing this collection of fraction word problems. From figuring out the weight of objects in a package, to finding the difference in height between two...
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Illustrative Mathematics
Traffic Jam
Help your learners understand dividing with fractions by using these methods to solve. Chose from two different number lines or linker cubes. This practices "how many groups?" style division problems which help them comprehend why they...
Houghton Mifflin Harcourt
Unit 6 Math Vocabulary Cards (Grade 2)
Calendar, decimal point, and hour are just a few terms you'll find in a 19 flash card set. Cards offer either a bold-faced word or a picture representation with labels.
EngageNY
Special Lines in Triangles (part 2)
Medians, midsegments, altitudes, oh my! Pupils study the properties of the median of a triangle, initially examining a proof utilizing midsegments to determine the length ratio of a median. They then use the information to find missing...
EngageNY
Margin of Error When Estimating a Population Proportion (part 2)
Error does not mean something went wrong! Learners complete a problem from beginning to end using concepts developed throughout the last five lessons. They begin with a set of data, determine a population proportion, analyze their result...
Primary Resources
Comparing and Ordering Fractions
Practice, practice, practice! Use this resource to help kids practice ordering and comparing fractions. There are six problems where they compare two fractions, two where they order fractions smallest to largest, and one where they fill...
CK-12 Foundation
Rational Numbers in Applications: Pizza with Friends
Explore the application of fractions in a real-life situation. Learners manipulate an interactive simulation to model a given scenario. They find fractions of fractions and explain the importance of the part-to-whole comparison.
West Contra Costa Unified School District
Simplifying Radicals – Day 1
It doesn't get simpler than this. Scholars first learn to simplify radicals by determining the prime factors of the radicand. The lesson plan progresses to simplifying radicals involving algebraic expressions in the radicand.
EngageNY
Solution Sets to Inequalities with Two Variables
What better way to learn graphing inequalities than through discovering your own method! Class members use a discovery approach to finding solutions to inequalities by following steps that lead them through the process and even include...
Common Core Sheets
Comparing Numerical Fractions (Same Numerator or Denominator)
Compare two fractions with like denominators or like numerators in an excellent skills practice worksheet. With 10 sets of worksheets, the packet uses numbers and visual models to help young mathematicians determine greater than, less...
Curated OER
Learning the Multiplication Facts: Part 1
When students explore mathematics through patterns they will build a strong number sense and creative analysis skills. This presentation shows students that 0's, 1's, 2's, 5's, 6's, and 9's all have patterns. Tip: Before revealing each...
Curated OER
Safer Sex - Lesson 1
High schoolers investigate the practices related to safer sex and define what it means in our society today. Guiding questions are used to facilitate classroom discussion. The goal is for high schoolers to define and identify the...
Curated OER
Section 2.5 - Problem Solving (Part B)
Trying to figure out the perimeter of a geometric figure? Here are a few word problems to set up algebraic equations to solve for perimeter. There are also some word problems to set up algebraic equations to solve for angles in a...
Curated OER
Worksheet 2: Graphs, Functions and Derivatives
In this math worksheet, learners answer 7 questions having to do with graphing derivatives of functions, rectilinear motion, speed and distance.
Curated OER
Cellular Respiration stage 1: Glycolysis
Ten reactions involved with the process of glycolysis within cellular respiration are summarized here. The aerobic stages and anaerobic interactions leading to fermentation are detailed and wonderful diagrams to support the information...
EngageNY
Review of the Assumptions (part 1)
What was the property again? Tired of hearing this from your pupils? Use this table to organize properties studied and as a reference tool for individuals. Learners apply each property in the third column of the table to ensure their...
Curated OER
Basketball - Hoops - Team Sports 2
Hoopsters! Looking for something to use to teach your hoopsters a bit about the game of basketball? Use this very comprehensive PowerPoint to teach everything from the history of the sport, to skill techniques, to game plays. Included...
EngageNY
Modeling Riverbeds with Polynomials (part 2)
Examine the power of technology while modeling with polynomial functions. Using the website wolfram alpha, learners develop a polynomial function to model the shape of a riverbed. Ultimately, they determine the flow rate through the river.
EngageNY
Special Lines in Triangles (part 1)
Allow your pupils to become the mathematicians! Individuals explore the properties of a midsegment of a triangle through construction and measurement. Once they figure out the properties, learners use them to draw conclusions.
Alberta Learning
Equivalent Fractions: Activity Sheet
Provide learners with practice for identifying equivalent fractions. The first worksheet contains 15 problems that instruct pupils to name fractions based on visuals, and to find missing parts to equivalent fractions. In the second...
National Nanotechnology Infrastructure Network
Lab 1: Nanocatalysts Clean Your Car Emissions
What a big job for such a small particle. Young scientists learn about the role of nanoparticles in catalytic converters for cars. They conduct an experiment to create alginate-MnO2 catalytic spheres.