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### We found 17 resources with the keyterm cardinality

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Thomas Jefferson - Author of The...

Other Resource Types
(17)

Lesson Planet: Curated OER

#### Penguin Man

These penguins are hungry and it's the job of your young mathematicians to feed them. Each of these large penguin templates has a number printed on it corresponding with the number of goldfish crackers students need to place on it. This...

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#### Fishbowl Counting

Young mathematicians demonstrate their understanding of cardinality with this simple math instructional activity. Given a series of ten empty fishbowls, learners are asked to draw in the number of fish indicated on each bowl.

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#### How Many Spots are on Each Ladybug?

The ever popular ladybug serves as a excellent tool for developing the number sense of young mathematicians on this math activity. Presented with a series of colorful pictures, children practice counting and writing the numbers 1-10 as...

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#### How Many in My Home?

Engage young mathematicians in practicing their counting skills while learning a little about the home environment of your students with this simple activity. By asking students to determine the number of windows, doors, rooms, people,...

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#### Unifix Cubes

Support young mathematicians with building a strong foundational number-sense using this series of printable Unifix® cube strips. Adaptable to the teaching of a variety of different concepts, from basic counting and cardinality, to...

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#### Sort and Count II

Capture the engagement of young mathematicians with this hands-on sorting activity. Given a bag of objects, learners work independently sorting the items based on their physical attributes, counting to determine the size of each group....

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#### 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...

Lesson Planet: Curated OER

#### Ten Frames

Developing a strong number sense in the primary grades is essential to the success of young mathematicians. These simple worksheets present learners with a series of ten-frames, asking them to write the number shown in each model....

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#### Position Within a Set

Your students will have no problem relating to this word problem involving a toy car race: there are three cars, and they come in first, second, and third place in a race down the driveway. Learners analyze the data by writing the...

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#### Wheels All Around

Budding mathematicians explore the concept of skip counting. They practice skip counting as they use it to determine the number of wheels that come to school at 3 different times throughout the day. They also create a data graph to show...

Lesson Planet: Curated OER

#### 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...

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#### Number Insects

Youngsters color the number of insects that coincide with the number that is given for each of the seven problems. The simple worksheet also directs young writers to trace the number that is given. Ideal for children that are beginning...

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#### Show That Number

Kindergarteners draw dominoes to match a number of objects to a given number. Numbers 1-5 are listed and illustrated with a domino. Young counters then draw the correct number of tiles and include the correct number of dots on each tile.

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#### Fill In the Missing Numbers: 1-10

Mathematical scribes have 6 opportunities to fill in missing numbers in series of 10. Enlarge the image before reproducing. Children for whom this work is developmentally appropriate don't yet have the fine motor control to write in...

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#### 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.

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#### Infinity and Cardinality

In this infinity worksheet, students determine a one-to-one correspondence between two finite sets. They discuss the relationship between the cardinalities. This one-page worksheet contains two problems.

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#### Cardinality and Power Set

In this cardinality worksheet, students identify the cardinality of a finite set. This one-page worksheet contains eight problems.