Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20

Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Rockin' Rekenreks: Building Benchmarks of 5, 10, and 20
Grade Levels
Common Core Standards
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3 MB|37 pages
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Product Description
Rekenrek translates loosely to calculation rack or arithmetic rack, and it was designed by a Dutch mathematician. The rekenrek is a great visual model for developing a strong sense of 5 and 10, and it supports a strategy-based approach for learning calculations.

This unit includes:

• Instructions with a materials list and photos for making a class set of DIY rekenreks
• 65 flashcards with instructions for using them with Number Talks
• A Bump game for making 20 with a game board and 32 cards
• A Capture 4 game for making 10 with a game board and 24 cards



Common Core Alignment
K.OA.3—Decompose numbers less than or equal to 10 into pairs in more than one way, e.g., by using objects or drawings, and record each decomposition by drawing or equation.
1.OA.6—Add and subtract within 20, demonstrating fluency for addition and subtraction within 10.

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Terms of Use
Copyright © Donna Boucher. All rights reserved by author. This product is to be used by the original downloader only. Copying for more than one teacher, classroom, department, school, or school system is prohibited. This product may not be distributed or displayed digitally for public view. Failure to comply is a copyright infringement and a violation of the Digital Millennium Copyright Act (DMCA). Clipart and elements found in this PDF are copyrighted and cannot be extracted and used outside of this file without permission or license. Intended for classroom and personal use ONLY.

Total Pages
37 pages
Answer Key
N/A
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