Illustrative Mathematics
Running Around a Track II
On your mark, get set, GO! The class sprints toward the conclusions in a race analysis activity. The staggered start of the 400-m foot race is taken apart in detail, and then learners step back and develop some overall race strategy...
Curated OER
Yummy Gummy Subtraction
Here is a quick 15 minute lesson intended to introduce subtraction. Learners count and subtract gummy bears to complete 5 problems. The lessons suggest that the gummy bears can be saved and used the next day, but gummy bears get gross...
Curated OER
Two-Digit Addition With Regrouping
Second graders practice two-digit addition with regrouping. In this addition lesson, 2nd graders use craft sticks to solve two-digit regrouping problems. Students solve problems on the chalkboard.
Curated OER
Two-Digit Addition and Subtraction No Regrouping (T)
In this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Curated OER
Two-Digit Addition and Subtraction No Regrouping (R)
In this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Curated OER
Two-Digit Addition and Subtraction No Regrouping ((Q)
In this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Curated OER
Two-Digit Addition and Subtraction No Regrouping (P)
For this addition and subtraction practice worksheet, young scholars solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Curated OER
Two-Digit Addition and Subtraction No Regrouping (S)
In this addition and subtraction practice worksheet, students solve 36 problems that require them to add and subtract with 2-digit numbers and no regrouping.
Curated OER
Fractions and Fact Families: Jump Kangaroo Jump!
Second graders practice with fractions and fact families. In this fractions and fact families activity, 2nd graders participate in a series of activities to assist them with understanding fractions. Activities include graphing,...
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Who's In The Fact Family?
Students study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
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Addition: one and two digit numbers
Learners add one and two digit numbers together with the help of a number line. There are 18 problems to complete.
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What Do I Really Have to Gain?
Second graders further develop simple addition facts and their ability to record the facts.
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Two Digit Addition with Regrouping
Young scholars 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. Young scholars use manipulatives to represent...
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Three-Digit Addition and Subtraction With Regrouping
Second graders access prior knowledge of addition and subtraction using two-digit numbers and calculate easily with them. In this three-digit addition lesson, 2nd graders learn to add and subtract three-digit numbers with and without...
Curated OER
the Whale Game
Students listen to whale stories and answer addition and subtraction problems in the stories. In this addition and subtraction lesson, students receive 20 goldfish. Based on the story they eat the goldfish. Students write...
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Leaves for Our Tree
Young mathematicians review fact families and create a Math Fact Family Tree. This clever lesson plan includes some excellent printouts that support the lesson.
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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...
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Compatible numbers to 20
Students practice theories dealing with equals sign used as a balance, inequality symbols and practice utilizing a box or some other geometric shape to represent an unknown number. They assess numeracy problems embedded in language-rick...
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Print & Go ESL
Improve reading comprehension with a set of ESL worksheets. Kids read through various passages, note which facts are true or false, mark their opinion on two statements, and write a short reply based on a writing prompt.
NPR
The History of America’s Weed Laws
To understand the laws regarding marijuana use in the United States, you can go all the way back to the 1800's to learn about farming hemp, or you can go back to 2018 when California became the sixth state to legalize recreational...
Curated OER
Multiplying in Any Order
In this mathematics worksheet, 2nd graders use counters to show an array. Then they write the multiplication fact for that array. Students also identify if the reverse of a multiplication fact is equal and explain why.
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Equal Shmequal by Virginia Kroll
Students read a book and complete exercises to explore the meaning of 'equals.' In this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
Curated OER
Joining Hands
Second graders explore the inverse relationship of addition and subtraction in a "hands-on" activity based on the fact families of ones, twos and threes.
Curated OER
The Process Of Addition
Students use manipulatives to explore the notation of addition and gain experience with independent practice. They demonstrate their knowledge by performing the operation on the board with magnets, on their own felt work mat then on...