Illustrative Mathematics
Sort and Count
Young mathematicians are on their feet and moving around in this primary grade sorting activity. After giving each child an object or picture card, they then sort themselves into groups, counting to see which has the most or least...
Curated OER
Counting, Properties of Numbers, and Reasoning about Numbers
Five days of lessons develop number sense and counting patterns, including odd and even numbers, 5s and 10s, doubles, and ways to make 10. Each session opens with fun finger play to reinforce counting and reasoning about numbers. Various...
Illustrative Mathematics
Sort and Count II
Capture the engagement of young mathematicians with this hands-on sorting activity. Given a bag of objects, young scholars work independently sorting the items based on their physical attributes, counting to determine the size of each...
Curated OER
Christmas Math Addition
In this Christmas theme addition learning exercise, students add single-digit numbers to five, write the addends, and find the sum. Students write and solve addition sentences.
Curated OER
Counting Groups of Ten 1
In this counting sets of ten instructional activity, students count groups of ten, write the two-digit numbers, and add the extra units. Students solve 9 problems.
Curated OER
Counting Objects
What an easy way to practice counting and comparing numbers! Learners examine four sets of drawings, each with two types of objects pictured. They count each object, writing the number below. Then, they color in the item with fewer...
Illustrative Mathematics
Counting Circles II
Fill those extra ten minutes of math time with this fun counting activity. Given a short sequence of numbers, young mathematicians stand in a circle and count one-by-one until the last number is reached, at which point the whole group...
Illustrative Mathematics
Start/Stop Counting II
Take stroll around the classroom while teaching young mathematicians to count fluently with this whole-group math activity. The teacher starts things off by walking around the room while counting up from the number one and continues...
Curated OER
Counting by 3s, 4s, and 5s
Skip count along the mushrooms to complete these number sentences which give young scholars an introductory look at addition and subtraction. Starting from five double-digit numbers, they subtract or add by threes, fours, and fives to...
Curated OER
Count the Objects
Are there more apples or pears? Learners count images of familiar objects, and write the number below. Then, they color the object group with the most in number. There are four sets of objects to compare. Consider having students circle...
Illustrative Mathematics
Teen Go Fish
Kindergartners play the classic game Go Fish as they practice identifying numbers in the teens. A fun and engaging activity that develops number recognition skills in young learners. As added support, provide cards that include both the...
Curated OER
Sharing or Grouping?
In division, word problems often help learners understand the application aspect of the math. By prompting them to label division problems as either grouping or sharing, this worksheet takes a less intimidating and more relatable...
Curated OER
All Kinds of Numbers
Count and compare numbers and fractions using "greater than" and "less than." Learners count on by 2s and 10s and represent the end number with base ten blocks, counters, and cups. They use circle stickers to illustrate fractions and...
Curated OER
Learning Even and Odd Numbers
In this math lesson, young learners receive a numeral written on a paper and arrange themselves in chronological order. They illustrate skip counting by 2's, 5's, and 10's using their numerals and then complete an individual 100 chart by...
Curated OER
Counting Lesson Plan
In whole group practice, children count together and identify how many objects are drawn on butcher paper, increasing the number when they have achieved fluency. In pairs, they count manipulatives. They then copy series of numbers from...
Fuel the Brain
Equal Grouping, Number of Groups & Number of Sets
Your class will enjoy solving and illustrating these word problems involving equal grouping of numbers and number sets. Your visual learners will benefit if you provide manipulatives or a hundreds board while solving.
Curated OER
How Many?
Establish 1:1 correspondence by counting students, first one gender, then the other. Give each child a colored cube (one color for boys, another for girls) and have small groups determine more or less and how many all together. As a...
Illustrative Mathematics
The Napping House
How many people and animals can cram into a single bed? Find out with this cross-curricular math and language arts lesson. Following along with a reading of the children's book The Napping House by Audrey Wood, young mathematicians add...
Curated OER
An Easier Way to Count: Using Groups of 10
Learners explore their counting skills. In this counting lesson plan, students group objects in sets of 10 to practice counting them. Learners also practice graphing the sets of objects they count. This lesson plan incorporates the use...
Curated OER
Ones and Tens Place Value
As scholars examine place value, these exercises help them incorporate addition and grouping. First, they answer three missing-addend questions, each with 10 as the given addend. Because all of the missing numbers are single-digit, this...
Curated OER
Teen Numbers
Reinforce that numbers in the teens are 10 plus more with this activity of 6 practice problems. Children count and circle a group of 10 objects. Then they count on the extras and write the total number in a box. Some sets have the 10...
Carroll Country Public Schools
Ten Frame Practice
Ten-frames are great visual tools that support the development of number sense in young mathematicians. A multitude of ten-frames are included in this slide show that provide learners with practice with quickly and fluently identifying...
Curated OER
Unidades y Decenas
Using examples of numbers less than one hundred, this presentation in Spanish provides a visual representation of arrays. It would be a great way to help learners understand the concept of tens and ones.
Illustrative Mathematics
How Many Servings of Oatmeal?
Here is another way to illustrate division of a whole number by a unit fraction. In this case, the problem is asking if there are so many servings per cup, how many servings are in a package of multiple cups. Learners are to model their...