Curated OER
Number Chart and Number Line
First graders research strategies for identifying numbers through 100. In this number recognition lesson, 1st graders make games, create puzzles,and fill in missing numbers to practice number identification.
Curated OER
Factor Fun for Fifth Graders
Fifth graders explore common factors. In this factorization activity, 5th graders discover the greatest common factor among two numbers in a game format. Students build on previous knowledge to determine the greatest common factor.
Curated OER
Book Title: 12 Ways to Get to 11 by Eve Merriam
Students complete activities to explore number sequence. In this number arrangements lesson plan, students play a game of finger flash and then read the book 12 Ways to Get to 11. Students count and track the amounts in the book to make...
Illustrative Mathematics
Chocolate Bar Sales
In this real-world example, algebra learners start to get a sense of how to represent the relationship between two variables in different ways. They start by looking at a partial table of values that define a linear relationship. They...
Curated OER
Book Title: One is a Snail, Ten is a Crab
Students read a story and write math problems. In this reading and math comprehension instructional activity, students preview and read the book "One is a Snail, Ten is a Crab". Students predict ways to get a sum of 11, write math...
Curated OER
JoJo's Circus: 100 Days and Counting and Hoop Happy
Students watch an episode of JoJo's Circus on the Disney Channel. While viewing, they note how many things they see represented by the number 100. As a class, they practice counting numbers by tens and end the lesson by dancing to music.
Curated OER
Prime and Composite Numbers
Sixth graders identify prime and composite numbers and complete an activity problem. Given a 100 chart, they follow directions to create a prime number chart. In groups, 6th graders play a "Prime Take Away" activity to reinforce prime...
Curated OER
Two Digit Addition with Regrouping
Students explore the concept of "regrouping." In this 2-digit addition with regrouping lesson, students create visual representations of combinations that equal ten using a tens frame. Students use manipulatives to represent the tens...
Curated OER
Let's Trade
Second graders engage in a lesson which focuses on adding two-digit numbers and the regrouping process. They identify when the regrouping process is necessary and make appropriate "trades" to complete an addition problem.
Curated OER
Are You 100%?
Students use decimals, fractions, and percents to solve problems in a real world setting.
Curated OER
Place Value
While just a quick review of different ways to write a number, this could be enhanced to provide a richer exploration. Using a couple of examples, the teacher walks learners through the process of identifying and expressing numbers.
Curated OER
Problem Solvers
Fifth and sixth graders compare decimals to the place-value structure in the base-ten number system. They represent fractions as parts of unit wholes, as parts of a set, as locations on a number line, and as divisions of whole numbers....
Curated OER
One Hundred Hungry Ants (Multiplication and Division)
Fourth graders explore factors of numbers from 1 to 50. They gain practice with basic facts and multi-digit multiplication problems. Students practice the commutative property. They discover the link between multiplication and...
Curated OER
Book Title: Ten Flashing Fireflies
This instructional activity engages learners in a variety of activities to build 1 to 1 correspondence, estimation, and problem solving skills. They discuss problem solving strategies, hear the story Ten Flashing Fireflies, compose their...
Curated OER
Represent Rational Numbers
Students identify expanded notation and scientific notation. In this rational numbers activity, students use a calculator to discover the powers of 10. Students practice writing numbers in expanded notation using powers of 10. Students...
Pennsylvania Department of Education
Round Numbers to Nearest Ten or Hundred
Third graders review telling time. In this instructional activity on telling time, 3rd graders discuss various items that show length of time, including clocks, calendars and sand timers. Students review and practice what they already...
Curated OER
Understanding number to 100
Young scholars research equivalent representations of numbers using the base 10 system. In this Base 10 lesson, students examine place value, representations of numbers, and multiples of one, ten, and one-hundred.
Curated OER
Prime and Composite Numbers with use of manipulatives (Elementary, Mathematics)
Students learn what prime and composite numbers are. They learn how to identify them by working in a group and demonstrating an understanding of one work problem with 100% accuracy using the manipulatives provided.
Curated OER
Entering Numbers 1 to 10, 1 to 20, 1 to 100
Students enter numerals on spreadsheet and use template to record numerals.
Kentucky Department of Education
Multiplication Grade 3 Formative Assessment Lesson
Guide multiplication lesson plan instruction with a formative assessment. Mathematicians are given two multiplication problems to solve and represent using the area model, equal groups, repeated addition, and word problems. Following the...
Code.org
User Input and Strings
Pupils learn to apply strings in computer science. They master two new user interface elements and also use string type data to represent ASCII characters. Finally, individuals create an app for Mad Libs in the eighth lesson plan of the...
Constitutional Rights Foundation
Issues of Unauthorized Immigration
Unauthorized immigration is a complex and hotly debated topic. Class members read an article that examines the issues that motivate unauthorized immigration. Teams then assume the role of special interest groups and present their stand...
EngageNY
Writing Addition and Subtraction Expressions
Symbols make everything so much more concise. Young mathematicians learn to write addition and subtraction expressions — including those involving variables — from verbal phrases. Bar models help them understand the concept.
Curated OER
Book Title: Great Estimations
Explore estimation with your math class. They will estimate how many Cheerios are in a box. Then count and group 50 Cheerios on a twist tie and attach groups to represent hundreds. They then discuss and practice skip counting and revise...