Curated OER
Kids Can Make a Difference
What is a philanthropist? We can all be philanthropists! After assessing the needs of the school and listening to literature about how they can help others, primary learners develop a class project and maintain a journal of their...
Scholastic
Study Jams! Relate Addition & Subtraction
Understanding the inverse relationship between addition and subtraction is essential for developing fluency in young mathematicians. Zoe and RJ explain how three numbers can form fact families that make two addition and two subtraction...
Key Stage Fun
Squeebles Addition & Subtraction
The math monster is at it again, this time stealing all the cars and drivers that were to take part in the cart race. If their addition and subtraction facts are up to the challenge, young mathematicians can win the drivers' freedom and...
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.
Safe Drinking Water Foundation
Making a Difference
After learning about the effects of water pollution, your class will discuss ways to make people in their community aware of the importance of water conservation. Then, your young environmentalists will write a letter to the local...
Curated OER
Making Math More Fun
Trick young mathematicians into practicing their basic arithmetic with this extensive collection of fun math games. Whether you're teaching addition, subtraction, multiplication, division, place value, or even fractions, there is a game...
Mathematics Assessment Project
Generalizing Patterns: The Difference of Two Squares
After completing an assessment task where they express numbers as the difference of squares (i.e., 9 = 5^2 – 4^2), class members note any patterns that they see in the problems.
Colorado State University
What's the Difference Between Blue Light and Red Light?
Finally, an electromagnetic spectrum lab that will get glowing reviews from your class! Explore the nature of light using red and blue LED sources and fantastic phosphorescent paper. Young scientists compare the effects of blue light...
CK-12 Foundation
Whole Number Subtraction: Penguins Go for a Swim
As penguins jump off of an iceberg, young mathematicians count the remaining penguins in order to discover the whole number subtraction answer. As they work through the questions, they can manipulate the red dot to add and subtract more...
Curated OER
Take a Second. Make a Difference
Pupils are taught an important instructional activity about how an adult can influence life in a positive or negative way. They are encouraged to accomplish their best at home and school. The students write a personal story about a...
Curated OER
Subtraction
Here are 12 basic subtraction facts for your pupils to work on. Each of the problems has a one-digit number subtracted from a two-digit number. This could be used as a homework assignment, in-class task, or as an assessment to see how...
Giraffe Heroes Project
It’s Up to Us
The Giraffe Heroes Program is designed for teens willing to stick their necks out to make a difference, and to create community service projects that tackle real world problems. The resource guides teens to choose an issue, design a...
Henrico County Public Schools
Models for Teaching Addition and Subtraction of Integers
Positive and negative numbers are everywhere in the world around us. Whether it's charged particles in atoms, a hot air balloon rising and falling in the sky, or a series of bills and checks being delivered in the mail, this resource...
Scholastic
Study Jams! Addition & Subtraction Equations
Zoe is decorating a cake for her grandpa's birthday and needs to know how many more candles to add. Follow along as she explains how to set up and solve algebraic equations in this step-by-step presentation. Equations with negative...
Noyce Foundation
Apple Farm Field Trip
Monitor the growth of young mathematicians with a comprehensive addition and subtraction assessment. Using the context of a class field trip to an apple orchard, this series of four story problems allows children to demonstrate their...
Scholastic
Study Jams! + and - Without Regrouping
Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...
Granite School District
Activities that Build Number Sense
Have fun while building the number sense of young mathematicians with this list of ten-frame learning games. From developing cardinality and counting skills to learning place value and basic addition strategies, ten-frames are excellent...
Children's Museum of Indianapolis
Anne Frank: Facing Hatred, Daring to Dream
The stories of Anne Frank, Ruby Bridges, and Ryan White illustrate the power of children to make a difference. The three lesson in this must-have resource are designed to inspire young people to make a difference in their world....
Curated OER
One Plus One Makes You and Me - Respect
Young pupils should benefit from this wonderful series of activities designed to teach them how to get along with, and respect each other. Learners recognize how to demonstrate both respectful and disrespectful behavior, and take part in...
Curated OER
Visual Sum and Difference Word Problems - Independent Practice
The ten prompts on this worksheet are intended for independent practice with addition and subtraction of numbers up to 3000. Space is provided for pupils to illustrate their work. The confusing wording of some the problems would be a...
University of the Desert
A Plan For Positive Action
Can one person really make a difference? As the culminating lesson in a twelve-part series, learners discuss how they can partake in an intercultural dialogue that can have a lasting impact on the global community, and how single...
Curated OER
Observation and Inference
Assess your young scientists' understanding of the difference between observation and inference with this 20-question multiple choice quiz. It reviews a variety of physics and astronomy concepts, such as solar eclipses and sunspots, the...
Math Learning Center
Grade 1 Supplement Set A4 – Number and Operations: Equivalent Names
Engage young mathematicians in developing their basic arithmetic skills with these great hands-on activities. Using Unifix® cubes to model a variety of single digit addition and subtract problems, children build a basic understanding of...
Illustrative Mathematics
Kiri's Mathematics Match Game
Learning math is so much more fun when it involves playing games. Following the rules of the classic game Memory, young mathematicians flip over two cards at a time as they look for numbers whose sum or difference is equal to the value...