Curated OER
Counting in Kindergarten: Make Number Books
Emergent math masters practice 1:1 correspondence, number recognition, and quantity-to-number relationships. They view number flashcards, state the correct number name, and circle the corresponding numeral to represent the number of...
Curated OER
Doubles and Halves 3
Build mental math skills by teaching learners to double and half three-digit numbers. They start out by doubling one of seven double-digit numbers. Next, they discuss their strategy, and then practice doubling and halving 3-digit...
Curated OER
Multiplication Tables: 9's Tricks
Who knew two hands could solve so many problems? Kids learn the 9's times tables trick with their fingers, then work through a series of 9's related math problems intended on building strong number sense and pattern recognition. Great...
Curated OER
Counting on a 100 Square
Counting by twos, fives, and tens is a great way to build the skills and number sense needed to better grasp the concept of multiplication later on. Here are six number charts to 100, each chart is highlighted and requires the class to...
EngageNY
Grade 5 Math Module 1, Topic C, Lesson 8
Go another round on rounding. Pupils refine their learned rounding skills in the eighth installment in an 18-part unit on decimals. The instructional activity takes away some of the previous scaffolding to encourage scholars to use the...
Curated OER
Multiples of 2, 5, and 10
Build number sense and make learning multiples a simple task with this helpful presentation. The multiples of two, five, and ten are represented first as number patterns. Learners will be able to construct rules based on what they see....
Curated OER
Fantasy Baseball
Check out this thematic unit, based on the game of baseball. Learners investigate numbers and number relations as they become familiar with some of the basic terminology associated with the game. They focus their attention on actual...
Curated OER
Partitioning Numbers
Partitioning or decomposing double and triple-digit numbers is a wonderful way to build number sense and a basic understanding of place value. Here are 12 different numbers, partitioned into their base units and tens or hundreds...
Curated OER
Number Sequences
Number sequences make for great challenges that stimulate pattern recognition, algebraic reasoning, and number sense. This slide-show includes eleven number sequences for learners to work through, an explanation of what number sequences...
Winnipeg School Division Numeracy Project
Dot Card and Ten Frame Activities
What fun, simple number value activities these are! Using dot cards and ten frames, 34 educational games are briefly described to help diversify these great strategies. For example, in the game "I Wish I Had..." the teacher holds up a...
Curated OER
How Much, How Fast, How Far?
Students investigate the concept of the number one million. In this number concepts lesson, students read the book How Much is a Million? and brainstorm questions, such as "how many leaves are on a tree" and "how many hairs are on your...
Illustrative Mathematics
Which Number is Greater? Which Number is Less? How do you Know?
When comparing groups of objects, it's easy for children to identify which has more, but it's not so easy for them to explain their reasoning. This simple whole-group activity provides multiple opportunities for learners to compare...
Illustrative Mathematics
Assessing Sequencing Numbers
Assess whether your kindergartners can identify numbers in random order using two sets of numeral cards 1-10 and 11-20. Starting with a small group and the 1-10 deck give your learners the task of putting the cards into order from...
Curated OER
Number Sense and Numeration: Square Roots
In this square roots activity, 8th graders solve 14 different types of problems to include determining the square root of a number of problems, determining the area of a rectangle and the length of a side of a square with the same...
Curated OER
Ways to Make Hundreds
How many ways can you make 200 using 1s, 10s, and 100s? Learners will build number sense, a basic understanding of place value, and prep for future lessons on expanded form with this simple learning exercise. They are given 6 numbers,...
Primary Resources
Number Bonds to 20
Kids can add their way to 20 with this cute bug-themed presentation. Each slide contains an addition sentence that adds up to 20 and various insect images for little learners to count. It's a highly visual resource that can be used...
Homeschool Creations
Skip Counting
Young mathematicians hop, skip, and jump their way to a deeper number sense with the help of these printable handouts.
Illustrative Mathematics
Frog and Toad on the Number Line
Administer a learning activity that challenges your class to use a number line in the form of lily pads. Learners are instructed to display the number of hops that Toad and Frog take during their journey on a number line. Young...
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...
Curated OER
Counting 1 to 5
Students explore number sense by participating in a counting activity. In this whole numbers lesson, students identify the first 5 numbers after 0 and practice writing them in class. Students utilize visual aides to assist them and...
Curated OER
Multiplying Whole Numbers and Decimals
Upper elementary and middle school learners explore number sense by completing a list of multiplication problems in class. Learners discuss the difference between whole numbers and decimals while solving multiplication problems. They...
Curated OER
Math: Navigating the World Around Me
Young mathematicians research and discuss real world math word problems and ways in which they apply math concepts in their everyday lives. They create a storyboard of a math word problem from which they create a slide for a multi-media...
Illustrative Mathematics
Pick Two
Learning to break apart numbers into smaller pairs is a critical step young mathematicians take as they develop their number sense. To practice this skill, children are provided with sets of three numbers and are asked to pick the two...
EngageNY
The Division Algorithm—Converting Decimal Division into Whole Number Division Using Mental Math
Make math much simpler with mental math methods. The 16th installment in a series of 21 looks at ways scholars can apply mental math to convert division problems into easier problems with the same quotient. Multiplying or dividing both...
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