Noyce Foundation
The Wheel Shop
Teach solving for unknowns through a problem-solving approach. The grouping of five lessons progresses from finding an unknown through simple reasoning to solving simultaneous equations involving three and four variables. Each lesson...
Alabama Learning Exchange
Ice Fishing is for the Birds
Approach addition with young mathematicians in an engaging way through this penguin-inspired activity. In small groups, scholars think about times they have used addition in their real lives (there are some suggestions given), then watch...
Alabama Learning Exchange
Mix it Up! Exploring the Commutative and Associative Properties of Addition
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
Curated OER
Counting Back and Counting On
Read aloud your choice of books about counting on and counting back (a list is provided, or tell stories of your own). Your learners will write horizontal equations to portray what happens in the story. They build a paper chain and...
Curated OER
Add It Up
First graders engage in a lesson plan that gives the research basis for the use of manipulatives for the basic operations in mathematics. They use the variety of tools to solve basic problems. The lesson plan has valuable resource links...
Curated OER
Center Time
First graders recognize and represent mathematical relationships using symbols and use number sentences with operational symbols to solve problems. They complete various activities such as tug of war, monkeys on a vine, and hit and miss....
Curated OER
Math Online Exercises
In this variety of online math exercises instructional activity, students solve nine equations with missing digits, fifteen money problems and arranging numbers 0-9 in four original addition calculations. Students check their answers...
Curated OER
Balancing
Learners use a balance to complete subtraction problems and weigh out the items they take away. For this subtraction lesson plan, students use a pan balance and record their equations.
Curated OER
Do it With Dominoes
Students explore modes for addition. In this K-2 mathematics lesson, students investigate the four models of addition (counting, sets, number line, and balanced equations) using dominoes. Students examine the relationship between...
Pennsylvania Department of Education
Links Away: Looking Back and Moving Forward
Young scholars explore fact families. In this math lesson, students use links to model a fact family. Young scholars solve addition and subtraction problems.
ISTE
Macaroni Math - Unit Overview
It's not just for lunch, mini mathematicians make use of macaroni to model addition and subtraction of numbers up to 10. They place macaroni pieces on their desk and take away to model subtraction, then write subtraction story problems....
Curated OER
Finding Addition Patterns
Students practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
Curated OER
Addition and Subtraction in Center Time
First graders complete center activities as they practice their addition and subtraction skills. They listen to Rick Walton's, "How Many, How Many, How Many" before playing games, and completing addition and subtraction worksheets at...
Curated OER
Balancing Discoveries
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Curated OER
Finding Sums to 6
Students explore the additive identity property where they add multiple numbers to get to the number 6. For this number 6 lesson plan, students also work on their addition charts.