All resources in Oregon Mathematics

K.CC The Napping House

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This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important asects of the task and its potential use. Here are the first few lines of the commentary for this task: Materials The Napping House by Audrey Wood One ten-frame for each child (see PDF for black line master) 6-10 counters per child Actions The teacher rea...

Material Type: Activity/Lab

Author: Illustrative Mathematics

Rainbow Number Line

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In this number tracing activity students create a rainbow number line. This can be a colorful tool with a personal connection to the student that may be used as a reference. It can serve as a visual and motor reminder when reading and writing numbers because the student went through the tracing motion.

Material Type: Activity/Lab

Author: Illustrative Mathematics

K.OA Dice Addition 2

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This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important asects of the task and its potential use. Here are the first few lines of the commentary for this task: Adding two numbers to make an equation. #### Materials * One pair of dice per student * A recording sheet for the activity. For example: #### Action Th...

Material Type: Activity/Lab

Author: Illustrative Mathematics

Dice Addition

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This task supports students in correctly writing numbers. Because students have to trace the number, instead of coloring in a bubble with the number in it or circling the correct number, they gain handwriting practice as well as counting and addition practice.

Material Type: Activity/Lab

Author: Illustrative Mathematics

Ten Flashing Fireflies

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The purpose of this task is to help students develop fluency with addition facts to 10. The focus in developing fluency should be more than the internalization of facts but on supporting students' natural development of number sense so that students are able to solve computations flexibly and efficiently using their understanding of relationships between numbers.

Material Type: Activity/Lab

Author: Illustrative Mathematics

K.OA My Book of Five

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This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important asects of the task and its potential use. Here are the first few lines of the commentary for this task: Materials * Double sided counters * Markers that are the same colors as the counters * Teacher-made “My Book of 5” (see below for detailed directions) ...

Material Type: Activity/Lab

Author: Illustrative Mathematics

K.OA Many Ways to Do Addition 1

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This is a task from the Illustrative Mathematics website that is one part of a complete illustration of the standard to which it is aligned. Each task has at least one solution and some commentary that addresses important asects of the task and its potential use. Here are the first few lines of the commentary for this task: Materials * Class white board and one marker * Paper and pencil for students * Materials such as counters or linker cubes * Number lines that go from 0...

Material Type: Activity/Lab

Author: Illustrative Mathematics