Education Development Center
Thinking Things Through Thoroughly
Problem solving is a skill of its own. Learners use a variety of problems to encourage mental math and logic to get the correct answer. Guiding questions are provided along the way to encourage the right way of thinking to help tackle...
Education Development Center
Geography of the Number Line
It's more than just numbers on a line, its an organizational, mental math machine to help learners understand the value of numbers. The tool is handy when introducing positive and negative integers to see their values and relationships....
Teach Engineering
Energy Efficiency
Using the resource is probably the most efficient way to learn about efficiency. The 18th installment of a 25-part Energy Systems and Solutions unit has pupils investigate energy efficiency through discussions and associated activities....
Baylor College
What Is the Water Cycle?
Small groups place sand and ice in a covered box, place the box in the sunlight, then observe as evaporation, condensation, and precipitation occur. These models serve as miniature water cycles and demonstrations of the three phases of...
Curated OER
Smiling at Two Digit Multiplication!
How do I solve a two-digit multiplication problem? Your class tackles this question by walking through problem solving methods. They first investigates and applies traditional multiplication methods, and they then compare those with...
Curriculum Corner
Guest Teacher Plans: 1st Grade
Have you ever gone to work when you needed to stay home but didn't because the thought of making substitute plans was too daunting? Don't feel that way anymore with a template designed for first grade equipped with general classroom...
Curriculum Corner
Guest Teacher Plans Grade 4
Creating substitute plans may not be the highlight of your workday. Make the task less daunting with a general, day-long plan covering math, reading, word work, and writing.
Curriculum Corner
Guest Teacher Plans Grade 5
Math, reading, writing, and word work; it's all here in a daily lesson plan created to support a substitute teacher in a fifth grade class.
Illustrative Mathematics
How Thick Is a Soda Can I?
The humble soda can gets the geometric treatment in an activity that links math and science calculations. After a few basic assumptions are made and discussed, surface area calculations combine with density information to develop an...
Virginia Department of Education
Geometry and Volume
The history of math is fascinating! Utilize a woodcut primary source image from 1492 and posters from the 1930s to help geometers apply their volume-calculation skills to real-life questions.
Teach Engineering
Doing the Math: Analysis of Forces in a Truss Bridge
Join together to investigate truss joints. Scholars learn how to analyze forces at truss joints to determine the strength of truss bridges. They apply the "method of joints" in calculating the tension and compression forces at each joint...
Bowland
Water Availability
Just how scarce is water in different parts of the world? Through these water lessons, young data analysts use provided data to investigate the scarcity of water in countries of the Middle East and Africa. They use ratios and rates to...
Curated OER
Fractals Teachers' Notes
When you see a flower or a tree in nature do you see the math? This web resource contains many ideas for using fractals in a math class including Sierpinski’s triangle, Koch's Snowflake, and the Jurassic Park Fractal. Additionally, it...
Curated OER
Talking about your name in math terms
Students talk about mathematical language. In this talking about your name lesson, students use the letters in their own name to review math vocabulary and concepts.
Curated OER
Ring Toss Math
Young mathematicians play Ring Toss Math to find sums and differences to 18. If you're looking for an engaging, in-class game to help reinforce these mathematical concepts, this lesson could be for you!
Curated OER
Logic and Problem Solving: Math Hunt
In these math lesson plans, students discuss how math problems are written to reflect real-world situations. They complete an online Math Hunt using specific web tools, and work individually to create their own Math Hunts. Additionally,...
Curated OER
Problem-Solving Math 2
Young readers view the video "Problem-Soving: Math Episode 2." They discuss the strategies featured in the video. They brainstorm some school-based problems such as, trash on the playground, noise in the hallways, limited handicapped...
Curated OER
Math: Matching Rods and Religion
Math and religious studies are integrated together using using cuisenaire rods and Kid Pix for this problem-solving exercise. In pairs, they match different colored rods to represent various groups of people. Meanwhile, students at...
Curated OER
St. Patrick’s Day
Combine math, creative writing, and leprechauns in a fun St. Patrick's Day activity! Using a bag of gold coins and marshmallows, kids write a math story about a leprechaun that includes a multi-step equation to solve.
Illustrative Mathematics
Size Shuffle
In the eyes of children the world is a simple place, objects are either big or small. This simple activity aims to expand the comparison language of young mathematicians as they use the words taller and shorter to compare their height...
Rational Number Project
Initial Fraction Ideas Lesson 22: Overview
Have young mathematicians subtracting fractions in no time with this manipulative-based math lesson plan. Using their sets of fraction circles, students explore a number of word problems involving the subtraction of fractions before...
Illustrative Mathematics
Christina's Candies
Help Christina figure out how many chocolate and lemon candies she has with a lesson on decomposing numbers. When presenting this context to the class, the teacher chooses the total number of candies and the number that are chocolate,...
EngageNY
Grade 5 Math Module 1, Topic F, Lesson 13
After completing a fluency practice set on subtracting, multiplying, and comparing decimals, pupils begin learning about dividing decimals by whole numbers. They see how to use place value reasoning to find compatible numbers for...
EngageNY
Modeling with Exponential Functions
These aren't models made of clay. Young mathematicians model given population data using exponential functions. They consider different models and choose the best one.