Illustrative Mathematics
Illustrative Mathematics: 6.rp Hippos Love Pumpkins
Students use ratios to answer four questions about rates in situations involving unusual units in this performance task.
Illustrative Mathematics
Illustrative Mathematics: 6.rp Riding at a Constant Speed, Assessment Variation
Students use ratios to answer four questions about rate and distance in this performance task.
Illustrative Mathematics
Illustrative Mathematics: Where Do I Go?
Learners will get a chance to move around while practicing number sequences. Teachers will pre-make or buy cards numbered to 100. Give each student a card and have them move around and arrange themselves in sequential order. Multiple...
Illustrative Mathematics
Illustrative Mathematics: Red and Blue Tiles
Students will determine whether a set of objects contains an even or odd number of members using strategies such as pairing objects or attempting to divide the objects into two equal subgroups. Discussion questions and explanations are...
Illustrative Mathematics
Illustrative Mathematics: Counting Dots in Arrays
This task aims to show learners that there is often more than one way to represent a quantity. This lesson also lays a foundation for students to understand the commutative property of multiplication.
Illustrative Mathematics
Illustrative Mathematics: Buttons Odd and Even
The purpose of this task is for students to determine whether a set of objects (up to 20) has an odd or even number of elements. Students will also write an equation to express an even number as a sum of two equal addends and an odd...
Illustrative Mathematics
Illustrative Mathematics: Hitting the Target Number
The purpose of this task is to help students develop flexible strategies for adding and subtracting within 20. Students will pick 5 number cards from pre-made cards labeled 1-10. Then, another student will pick a "target number" between...
Illustrative Mathematics
Illustrative Mathematics: Building Toward Fluency
The purpose of this task is to promote certain addition strategies that will help students learn to fluently add and subtract within 20. Students will use a number line or magnetic cubes to solve addition problems. Students will be asked...
Illustrative Mathematics
Illustrative Mathematics: Saving Money 2
The purpose of this task is for young scholars to relate addition and subtraction problems to money and to situations and goals related to saving money. A problem is given that will contain multiple solutions, this allows students to...
Illustrative Mathematics
Illustrative Mathematics: Delayed Gratification
You won first place at your school Science Fair and have 2 choices for your prize!! The purpose of this task is for young scholars to compare two options for a prize where the value of one is given $2 at a time, giving them an...
Illustrative Mathematics
Illustrative Mathematics: Number of the Day
Repeatable, daily activities are one of the best ways to instill the counting sequence for children. This activity requires a 100 chart which can be made or purchased. Students will count the "Number of the Day" beginning with 1 on the...
Illustrative Mathematics
Illustrative Mathematics: Pencil and a Sticker
The following problem is posed to the class: A pencil costs 59 cents, and a sticker costs 20 cents less. How much do a pencil and a sticker cost together? The solution with explanation is included on this site.
Illustrative Mathematics
Illustrative Mathematics: Making a Clock
Learning to tell time is a skill that needs to be practiced often in the classroom. In this activity, the students sit in a large arc/rainbow in order to make a giant clock to practice telling time. Instructions for making the clock,...
Illustrative Mathematics
Illustrative Mathematics: Overlapping Rectangles
The purpose of this task is to give students an opportunity to compose and decompose polygons to make rectangles. The students will be shown a picture and are asked to count how many rectangles they see. Explanations and examples are...
Illustrative Mathematics
Illustrative Mathematics: How Long?
Students will investigate the attribute of length by using a common measurement tool such as snap or unifix cubes to directly measure objects in the classroom. Materials needed include various items to measure, a large set of cubes such...
Illustrative Mathematics
Illustrative Mathematics: Make Your Own Puzzle
Students will cut a square into four pieces, and then will put those pieces in an envelope for another student to put together. The purpose of this task is to give students a hands-on experience with composing and decomposing geometric...
Illustrative Mathematics
Illustrative Mathematics: Measure Me!
Students will work in pairs and measure each other using Unifix cubes. They will record their measurements on a worksheet which is included. Detailed instructions are provided.
Illustrative Mathematics
Illustrative Mathematics: Daisies in Vases
Students will solve a word problem with various outcomes by creating a meaningful representation of the problem by using objects, pictures, or equations. An explanation is provided.
Illustrative Mathematics
Illustrative Mathematics: Grandfather Tang's Story
The purpose of this task is for students to compose two-dimensional shapes to create a composite shape using tangram pieces. The teacher will read "Grandfather Tang's Story" and the students will use tangrams to compose the animals from...
Illustrative Mathematics
Illustrative Mathematics: Cave Game Subtraction
The purpose of this task is for students to practice creating and memorizing subtraction equations while focusing on missing addends. After modeling the activity with the whole class, this game would be perfect for centers and small groups.
Illustrative Mathematics
Illustrative Mathematics: Domino Addition
The purpose of this task is to help students understand the commutative property of addition by using dominos as manipulatives. If the teacher does not already have dominoes, they are easily found online and can be printed onto colored...
Illustrative Mathematics
Illustrative Mathematics: Growing Bean Plants
Growing bean plants is a common science activity at this age. This task adds some rigor to the activity, by collecting actual growth data, providing practice for students in measuring and recording length measurements. Detailed...
Illustrative Mathematics
Illustrative Mathematics: N cn.a.2: Powers of a Complex Number
The goal of this task is to practice making calculations with complex numbers and to visualize what happens when two complex numbers are multiplied. Aligns with N-CN.A.2.
Illustrative Mathematics
Illustrative Mathematics: N Cn, a Rei Complex Square Roots
Working with complex numbers allows us to solve equations that cannot be solved with real numbers. Here we will investigate complex numbers which arise as square roots of certain complex numbers. Aligns with N-CN.A.2 and A-REI.A.1.