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
An Easier Way to Count: Using Groups of 10
Students explore their counting skills. For this counting lesson, students group objects in sets of 10 to practice counting them. Students also practice graphing the sets of objects they count. This lesson incorporates...
Curated OER
Primary Counting Skills
Class members drill and practice counting skills from 1 to 20. They count along with a puppet and when the puppet makes a mistake, they correct it. In pairs, they connect cubes to make a train and count the number used. On the last of...
Curated OER
Math Throughout the Day
Learners practice their number sense throughout the day. They practice their use and understanding of numbers in every part of the day. Students watch and listen to the teacher count students in class, sort themselves based on colors or...
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...
EngageNY
Interpreting Division of a Whole Number by a Fraction—Visual Models
Connect division with multiplication through the use of models. Groups solve problems involving the division of a whole number by a fraction using models. The groups share their methods along with the corresponding division and...
Curated OER
Painting With Math
Learners write numbers and create drawings that demonstrate the grouping of objects. They write the numbers 1-10 on their paper, list a different object next to each number, and create an illustration that demonstrates the correct number...
Curated OER
Sunflower Measuring and Counting
Youngsters improve their measuring and counting skills using sunflowers. They view pictures painted by Van Gogh. Everyone works in groups to measure sunflowers and record their findings, and they all use sunflower seeds to create...
Illustrative Mathematics
Sort and Count II
Capture the engagement of young mathematicians with this hands-on sorting activity. Given a bag of objects, students work independently sorting the items based on their physical attributes, counting to determine the size of each group....
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...
EngageNY
Bean Counting
Why do I have to do bean counting if I'm not going to become an accountant? The 24th installment of a 35-part module has the class conducting experiments using beans to collect data. Learners use exponential functions to model this...
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...
Curated OER
Balloon Bop: Skip Counting
Practice counting in patterns and skip counting by 1, 5, and 10. Once the patterns have been taught, teams of 5 or 6 learners -- holding hands in circles -- skip count each time they collectively bounce a balloon up into the air. Early...
Curated OER
Estimate How Many Seeds Are In a Fruit or Vegetable
Help mathematicians estimate how many seeds are in a given vegetable or fruit. They are divided into pairs and estimate the amount of seeds in a whole fruit without seeing the inside. They then cut the fruit or vegetable in half and...
Curated OER
Choral Counting I
Using a 100s chart or a number line with a pointer, work with your class to count up to 100 by ones and tens. As a part of daily instruction, prompt your kindergartners to chant count from 1 to 30. Move on to 1 to 50, and then from 1 to...
Curated OER
Grouping Buttons
Looking for a good lesson plan on counting and sorting? This lesson plan is worth a look! In this classification lesson plan, learners sort buttons by color, shape, shiny verses not shiny, or number of holes.
Curated OER
"Eggs-ploring" Math with Jellybeans
Learners work in pairs with a small bag of jellybeans to estimate the number of candies in their bags and then figure out how many groups of 10 jellybeans are contained in their bags. They then graph the information using a pictograph or...
Curated OER
Home Living/ Daily Living: Food Groups
What are the best foods to eat, and how much is too much? Kids discuss the importance of eating the right amount of each of the four food groups. They discuss the food pyramid and make meals by cutting and pasting foods from a magazine...
Institute for Teaching through Technology and Innovative Practices
The Right Number of Elephants
How can you tell if a number of items is reasonable? Combine math and language arts with a fun lesson based on Jeff Shepard's The Right Number of Elephants. After reading the book, kids discuss amounts of other items and create...
EngageNY
Logarithms—How Many Digits Do You Need?
Forget your ID number? Your pupils learn to use logarithms to determine the number of digits or characters necessary to create individual ID numbers for all members of a group.
Cornell University
Garden Math
Young scientists must put their math caps on and figure out what fraction of each flower is in a raised flower bed. They must problem solve to simplify the fractions, and then graph the amount of flowers that are in different flower beds.
Curated OER
Let's Count! (Teachers' Page)
Learners practice counting using a website "Let's Count". They point to each object and count and pull down a tab to check their answers.
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...