Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Rainbow Number Line

For Teachers K - 1st Standards
The teacher will prepare number lines for the young scholars to trace. These number lines can be taped to the desk to be used for number recognition, sequencing, counting, "number forward", and "number backward" activities. An example is...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Goodie Bags

For Teachers K - 1st Standards
Pairs of students will compare 3 quantities and order them from least to greatest. Students will select a pre-filled baggie and sort and count the contents. They will then arrange each group in order from least to most. This activity can...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Which Number Is Greater? Which Number Is Less?

For Teachers K - 1st Standards
The teacher will show the class two groups of objects or drawings of objects for the students to compare using greater than/less than language. Students will discuss in pairs how they know which number is greater or less than the other...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: The Napping House

For Teachers Pre-K - 1st Standards
The teacher reads "The Napping House" to the class, stopping each time a person or animal gets into the bed so the learners can add a counter to the ten-frame. Ten-Frame printable is included.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Number Rods

For Teachers Pre-K - 1st Standards
This activity gives students practice counting for meaning using unifix cubes or snap cubes. Students will count the number of unifix cubes then match the rod up to the correct number on a number line. Extension activities are included.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Counting by Tens

For Teachers K - 1st Standards
The objective of this lesson is to gain automaticity counting to 100 and to establish the importance of multiples of ten. This activity can be done several times a day as it is quick and requires no materials.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: More and Less Handfuls

For Teachers K - 1st Standards
This is a good small group/pairs activity to practice counting. Each student grabs two handfuls of counters and counts them. The student then draws and records the quantity on a student-recording sheet (example included). Student...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Five by Two

For Teachers K - 1st
This card game reinforces number identification and sequencing and is conducive to small groups/centers. The students will need a deck of playing cards including some of the face cards. Instructions and variations for play are included.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Number After Bingo 1 15

For Teachers K - 1st
Students will play this Bingo by covering numbers that "come after" the number shown. Students will take turns drawing a number card, stating the number after and placing his/her counter on that number on the game board. The first...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Counting Circles

For Teachers K - 1st
This active counting game gets the kids up and moving! Students form a circle and start counting around the circle one by one until the last number (chosen ahead of time by the teacher) in the sequence is reached. When the last number is...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Finding Equal Groups

For Teachers K - 1st Standards
This activity will test how quickly students can count objects. The teacher will assemble a variety of groups of objects in a few different forms (examples included). Students will race against the clock to sort the groups of objects...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Counting Mat

For Teachers Pre-K - 1st Standards
Young scholars will practice counting and number identification with this activity which can be good for a math center. The teacher gives students the counting mat and many small objects to count with. Young scholars will read the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Goody Bags

For Teachers K - 1st Standards
Students will practice counting with this small group activity - great for math stations! The teacher will pre-fill goodie bags with counting objects. Students count the objects, record the number on the post-it note and stick the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Counting Overview

For Teachers K - 1st Standards
The most important factor in teaching counting is that children count things that matter to them, and that they practice often. This site gives various examples of how to incorporate counting into your classroom on a daily basis by...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Guess the Marbles in the Bag

For Teachers K - 1st
Students will make their best guesses as to how many marbles are in a bag. After recording 4-5 guesses, the teacher writes the number representing the total on the board, and the students then help sort their guesses into less than,...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Assessing Writing Numbers

For Teachers K - 1st Standards
This activity assesses rather students know how to correctly write numerals. The teacher will ask students to write the number that is spoken. Extra tips for this activity are included.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Assessing Reading Numbers

For Teachers K - 1st Standards
This activity assesses the student's ability to identify written numbers. One-on-one with a student, the teacher shows the numbers 1-10, one number at a time, in random order. The student should say the correct number that is being...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Assessing Counting Sequences Part Ii

For Teachers K - 1st Standards
This activity is designed to determine the appropriate instructional level for a student in a one-on-one interaction with the teacher. It assesses the students understanding of counting, specifically "number after".
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Assessing Counting Sequences Part I

For Teachers K - 1st Standards
This activity is designed to determine the appropriate instructional level for a student in a one-on-one interaction with the teacher. It assesses the student's understanding of counting, specifically counting forward from a given number.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Counting Cup

For Teachers K - 1st Standards
Students will count counters, draw a picture of the counters, and record the number in a booklet. A list of materials and how to put together the booklet is included. This activity is most effective if initially it is done daily with all...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Choral Counting

For Teachers K - 1st Standards
This can be a daily activity to reinforce learning number sequences. The teacher will need a 100 chart or large number line and a pointer. As a whole group, have students chant the counting sequence starting with one to thirty, using the...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Bags of Stuff

For Teachers K - 1st Standards
This activity is a good practice for counting objects. Students will count pre-filled bags of objects and record their answers. Examples are included in this lesson. This activity can become a daily 10-minute routine with the students...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Biggest Number Wins

For Teachers K - 1st
Students will practice number recognition and greater than/less than with this classic "war" game. Explanations, materials needed, and variations of play are included in this instructional activity.
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: Assessing Sequencing Numbers

For Teachers K - 1st Standards
This lesson assesses rather young scholars can correctly order numbers. The teacher will ask the student(s) to put pre-made number cards in order from the smallest number to the biggest number or in the order they would say them if they...

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