CRA


  • Introduction to Absolute Value – Distance from Home

    Introduction to Absolute Value – Distance from Home

    Here is a Jamboard to introduce the concept of absolute value (make a copy and you can edit – see photo at bottom of this post). Start with prior knowledge of how many houses a child is from home. Emphasize that the number of houses is positive. Change the setting from a row of houses…


  • Multi-step Word Problems – Create Groups of Items

    Multi-step Word Problems – Create Groups of Items

    Here is a Google Slides file as a follow up to the Multiplication Word Problems Matching and Creating Groups post. Each slide has a multi-step word problem (multiplication and either addition or subtraction) that continues the use of the grouping approach. The boxes (for groups) and dots (for items) and dynamic and can be copied…


  • Intro to Ratio Tables

    Intro to Ratio Tables

    If you find this helpful, maybe consider making a small donation to help build an accessible playscape for children with disabilities. To introduce ratio tables, I draw upon a relevant prior knowledge for a child. Food, especially pizza is a go to context for me. Use a CRA approach by using manipulatives (concrete), pictures (representational),…


  • Group Model for Proportional Relationships and Slope Application

    Group Model for Proportional Relationships and Slope Application

    If you find this helpful, maybe consider making a small donation to help build an accessible playscape for children with disabilities. In my experience, many students struggle with translating word problems modeled by a proportional relationship or a linear function into a algebraic expression or equation. (Image below.) Here is a link to a Jamboard…


  • Grumpy Cat Multiplication

    Grumpy Cat Multiplication

    If you find this helpful, maybe consider making a small donation to help build an accessible playscape for children with disabilities. Here is a CRA approach to multiplication that can be individualized. I created this one for a student who loves cats. Here is a link to the Jamboard. You make a copy by clicking…


  • Grumpy Cat Multiplication

    Grumpy Cat Multiplication

    If you find this helpful, maybe consider making a small donation to help build an accessible playscape for children with disabilities. Here is a CRA approach to multiplication that can be individualized. I created this one for a student who loves cats. Here is a link to the Jamboard. You make a copy by clicking…


  • Online Personalized Consumer Math Board Game

    Online Personalized Consumer Math Board Game

    The game is played on a Jamboard. There are moveable game pieces on the left (Lego figures chosen to mirror the players – no hair is me), along with movable bills. There is a white rectangle partially covering the cashier’s money. It is a moveable rectangle I use to reveal the money when the cashier…


  • Online Personalized Consumer Math Board Game

    Online Personalized Consumer Math Board Game

    The game is played on a Jamboard. There are moveable game pieces on the left (Lego figures chosen to mirror the players – no hair is me), along with movable bills. There is a white rectangle partially covering the cashier’s money. It is a moveable rectangle I use to reveal the money when the cashier…


  • Unit Cost and Actual Shopping

    Unit Cost and Actual Shopping

    I previously shared that grocery shopping has a lot of tasks that are overlooked. One is working with unit costs. There are two math tasks related to unit cost, interpreting what a unit cost is and computing the total cost for buying multiple items. When I take a student into a grocery store to work…


  • Unit Cost and Actual Shopping

    Unit Cost and Actual Shopping

    I previously shared that grocery shopping has a lot of tasks that are overlooked. One is working with unit costs. There are two math tasks related to unit cost, interpreting what a unit cost is and computing the total cost for buying multiple items. When I take a student into a grocery store to work…