Curated OER
Capitalization
Teach your class the rules of capitalization with this fun, engaging lesson. Children participate in a learning activity, collaborate with peers, and practice their writing as they learn three specific rules: to always capitalize the...
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
North Carolina Consortium for Middle East Studies
Missing Pieces of the Puzzle: African Americans in Revolutionary Times
What's missing from most studies of the American Revolutionary War is information about the role African Americans played in the conflict. To correct this oversight, middle schoolers research groups like the Black Loyalists and ...
Kelly's Kindergarten
July Daily Activities
Concerned about your learners forgetting what they've learned during summer vacation? Use a learning guide to keep them busy every day of the week. With activities about writing, drawing, counting, adding, and time, your kids will be...
Lorain County Community College
Solving Linear Equations
Put your mathematicians to the test and see if they can solve this worksheet full of multi-step equations with rational numbers. Add, subtract, multiply, and divide with fractions and decimals to solve for x. The top of the worksheet has...
Student Handouts
What Year Is It?
This page includes a space to write in the date, but what does the date even mean? And where does it come from? Inform your class about the various calendars and how the Western calendar came into widespread use with an informational...
NASA
Christa's Lost Lesson: Effervescence
How are chemical reactions affected by gravity? Learners explore the phenomenon of effervescence as part of the Christa's Lost Lessons series. They compare findings in an experiment on effervescence to a video of a similar experiment in...
Curated OER
Number Patterns/ Odd and Even #2
What's odd? What's even? And what is the pattern? Learners explore addition problems to answer this question, deciding if the answer to each equation is odd or even. They then draw a two-column table to illustrate the outcomes of the...
Curated OER
More Addition
Turn your mathematicians into addition superstars with these multiple-addend equations. They add up three, four, and five-digit numbers to find the sums, a few of which are six-digit numbers. The twelve vertically aligned equations...
Curated OER
Integer War
Sometimes all it takes for a good review is a game of cards. Review the processes needed to add, subtract, divide, and multiply integers. In groups, learners play the card game war with a twist. They can use the numbers as either...
Curated OER
One and Tens Place Value - Step-by-Step Lesson
Give your pupils a grasp of place value in a two-digit number. They see a drawing of counting cubes in a stick of ten, then examine a set of four. Mathematicians determine how many blocks there are by grouping the tens. Ideally, you will...
Curated OER
Counting On In Tens
How can you start at 13 and end up at 43? By adding 10s of course! Kids complete 4 different number lines by adding 10s. Each line begins with a teen number and is 4 numbers long. An answer key is included.
Curated OER
Count by Tens: Beginning ESL Lesson
Different pictures and illustrations show ESL students the relationship between numbers and their English names (10 and ten, for example). Each slide provides one picture and one number, counting by tens, all the way up to one hundred....
Curated OER
Number Blast Addition
A quick and easy way to get kids ready for math, is with a warm-up activity. Here, they are presented with a series of 10 numbers, as the slides progress they add each number together, resulting in a single answer. A wonderful warm-up,...
Curated OER
Bowling
Looking for a good gross motor skills lesson? Here's one that is sure to delight your little ones. They get to go bowling! You use milk cartons that have the numbers 1 - 10 on them. Kids set up the "pins" in a triangle shape, and use a...
Curated OER
Review of Addition Facts
In this addition worksheet, 1st graders write down the addends that make up 5 and 6. They match addition problems to the sums 5 and 6, and find the missing addends in 10 problems. They compare equations to 5 and 6 using the symbols for...
Curated OER
A Human Number Line
Eighth graders act out a number line using integers -10 to 10 on large cards. They practice addition and subtraction of these integers to gain explain the relative size of numbers.
Curated OER
Add and Subtract Decimal Hundredths (D)
In this decimal numbers worksheet, students solve 50 problems in which decimal numbers to the hundredths place are added or subtracted. Problems may need to be rewritten on another paper.
Curated OER
The Number Partner
First graders study number pairs and identify number pairs that sum to numbers from 10 to 30. They use number pairs to solve addition and subtraction problems. They make sensible estimates and check the reasonableness of answers.
Curated OER
Magic Math: sums of 2
In this addition worksheet, students add one digit numbers to the number 2 and check it with the subtraction fact. Students complete 10 problems.
Curated OER
Decimal Fractions with a Calculator
In this decimals worksheet, students write what they had to do to change decimal numbers to other decimal numbers. Students complete 28 problems where they write if they added, subtracted, multiplied, or divided.
Curated OER
Adding Coins
In this money worksheet, 2nd graders count the number of coins to add up the amount of money that is shown. Students respond to 6 questions, writing the amount of money that is depicted on the line beside each picture.
Curated OER
Addition with 9
In this addition with 9 worksheet, 1st graders add the number nine to numbers from 1 to 10. They find the sums to 320 questions on 20 pages.
Curated OER
Share this page Facebook Page Complex number addition
In this online math worksheet, high schoolers practice adding positive and negative integers. When complete, students submit their answers and get instant feedback regarding their accuracy.