Lesson Plan
Curated OER

Commutative Property

For Teachers 1st
First graders use various models to learn the Commutative Property of Addition. In this Commutative Property lesson, 1st graders use other students, counters, balances, and dominoes to apply the addition property. Students solve addition...
Lesson Plan
Curated OER

Multiplying in Any Order

For Teachers 2nd
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.
Lesson Plan
Curated OER

2 digit subtraction

For Teachers 2nd
Second graders subtract numbers 0 through 10 from 2 digit numbers using different subtraction methods. In this subtraction lesson plan, 2nd graders practice crossing out numbers in a number line, using a 10, and using their fingers to...
Lesson Plan
Curated OER

The Part-Adder 2

For Teachers 3rd
Third graders use mental-math strategies to solve two-digit plus two-digit addition problems. They observe and discuss online demonstrations, solve word problems as a class, and independently solve problems and describe their solutions...
Lesson Plan
Curated OER

The Squares of Numbers in Multiplication

For Teachers 2nd - 3rd
Students make multiplication squares. For this math lesson, students review their multiplication facts and multiplication strategies. Students are introduced to multiplication squares when multiplying a number by itself.
Worksheet
Curated OER

Two-Digit Addition and Subtraction (R)

For Students 2nd - 3rd
In this addition and subtraction practice instructional activity, students sharpen their math skills as they solve 49 problems that require them to add and subtract 2-digit numbers.
Worksheet
Curated OER

Two-Digit Addition and Subtraction (Q)

For Students 2nd - 3rd
In this addition and subtraction practice worksheet, students sharpen their math skills as they solve 49 problems that require them to add and subtract 2-digit numbers.
Worksheet
Curated OER

Money Subtraction (C)

For Students 2nd - 3rd
In this subtracting money instructional activity, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
Worksheet
Curated OER

Money Subtraction (H)

For Students 2nd - 3rd
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
Lesson Plan
Curated OER

Climate and Change: Fitting the Facts Together and Acting on Them

For Teachers 8th - 12th
Students examine climate change. In this current events lesson, students read the provided articles "Key Facts + Key Conclusions=0?" "Oil Companies Fund Climate Change Deniers," and "Acting on Climate Change Facts." Students respond to...
Worksheet
Curated OER

Money Subtraction (E)

For Students 2nd - 3rd
In this subtracting money worksheet, students enhance their subtraction skills by solving the 20 money subtraction problems. Students subtract in increments of 10 cents.
Worksheet
Curated OER

My Test Book: Addition and Subtraction

For Students 3rd - 5th
In this math skills worksheet, students respond to 10 multiple choice math problems that require them use their addition and subtraction skills to solve the story problems. Students may view the correct answers.
Worksheet
Curated OER

Family of Four

For Students 3rd - 5th
In this fact family worksheet, students write in the missing numbers in the addition problems. They then complete each fact family. There are 6 problems on this worksheet.
Worksheet
Curated OER

Solving Fraction Equations Reteach 5.10

For Students 4th - 6th
In this using inverse operations to solve fraction equations worksheet, students review the steps and examples, solve the problem, and use substitution to check their answer. Students solve one problem.
Lesson Plan
Curated OER

Using Tens Frames for the Strategy of Bridging to Ten

For Teachers 2nd
Second graders are given a problem. They are shown a fixed frame of 9 and students are asked to say where the six more should go without touching the tens frame. Students are invited to answer the question and show go they got the answer.
Lesson Plan
Curated OER

It's a Fact!

For Teachers 2nd
Second graders investigate the concept of addition and subtraction while manipulating a variety of different resources. They focus upon the use of the games in order to keep student engagement. Then students are given the opportunity to...
Lesson Plan
Curated OER

Addition and Subtraction in Center Time

For Teachers 1st
First graders use bean bags, dominos, number trains, counters, paper clips, flashcards, beads and more in a variety of centers to practice basic addition and subtraction facts.
Lesson Plan
Curated OER

Addition and Subtraction in Center Time

For Teachers 1st
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...
Lesson Plan
Curated OER

Subtraction Game

For Teachers 2nd
Second graders participate in a math game that allows the students to practice their subtraction skills. They recall the basic addition and subtraction facts when they play their math game with dice, a playing board and counters to solve...
Lesson Plan
Curated OER

Duck Dominoes

For Teachers 1st
In this fact family worksheet, 1st graders use the domino pictured to write problems. Students create 2 addition and 2 subtraction problems for each of the 4 dominoes represented. Students then solve for 8 single digit problems at the...
Lesson Plan
Curated OER

Equal Shmequal by Virginia Kroll

For Teachers 1st - 3rd
Students read a book and complete exercises to explore the meaning of 'equals.' For this equal numbers lesson, students brainstorm the meaning of equals and read a story about the topic. Students use manipulatives to study balance and...
Interactive
Curated OER

Verb Tense Exercise 10

For Students 5th - 10th
In this online interactive grammar skills worksheet, students answer 10 fill in the blank questions regarding verb tenses. Students may submit their answers to be scored.
Lesson Plan
Curated OER

Native American Pebble and Pot Game

For Teachers Pre-K - 1st
Students participate in a game using 12 manipulatives.  In this addition and subtraction lesson students play a game originated by the Native Americans and  look at a number of items and calculate how many are hidden....
Worksheet
Curated OER

Slugs and Snails

For Students 3rd - 6th
Slugs and snails are the focus of this life science worksheet. Student read a selection on these animals, then answer ten comprehension questions. Then, students must draw an "alien portrait" using the characteristics of slugs and snails...