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5 Common Number Sense Gaps That Impact Math Succes

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Number sense is the foundation of mathematical understanding. When students develop strong number sense, they are able to reason about numbers, recognize patterns, and apply efficient strategies when solving problems. However, many students who struggle in mathematics have underlying number sense gaps that continue to affect their learning as concepts become more complex. As a math interventionist, I've found that identifying and addressing these gaps can often lead to significant student growth. Here are five common number sense gaps that can impact math success and ideas for supporting students. 1. Difficulty Subitizing What is subtilizing? I can hear the question already formulating in your mind.  Subitizing is the ability to recognize a quantity without counting.  We use this skill all the time when we see the number of dots on a dice.  For example, when you roll a die and instantly recognize there are six dots, you are subitizing. Students who struggle with subitizin...

How to Progress Monitor Students During Math Intervention

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One of the biggest challenges in math intervention is knowing whether students are actually making progress. It's easy to assume that students are learning because they seem engaged during lessons. However, effective intervention requires more than observations alone. Progress monitoring helps us determine whether students are responding to instruction and allows us to make informed decisions about next steps. The good news is that progress monitoring doesn't need to be complicated or time-consuming. What Is Progress Monitoring? Progress monitoring is the process of regularly collecting information about student performance to determine whether students are making adequate growth toward a learning goal. Think of it as a GPS for intervention. Without progress monitoring, it's difficult to know: If students are improving Which skills still need support When students are ready to exit intervention Whether instructional changes are needed The goal is not to create more p...

How I Organize Math Intervention Groups in Just 25 Minutes Per Week

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One of the most common questions I hear from teachers and interventionists is: "How do you stay organized when working with multiple intervention groups?" When I first started providing intervention services, I spent far too much time planning, sorting materials, and trying to remember which students needed which skills. Over time, I developed a simple system that allows me to organize my intervention groups in about 25 minutes each week. The goal isn't perfection. The goal is to spend less time organizing and more time helping students. Step 1: Start With Assessment Data Before planning any intervention lessons, I review my most recent assessment data. This may include: Screening assessments Progress monitoring data Classroom assessment Teacher observation I look for patterns rather than individual scores. For example: Skill      Students Counting & Cardinality           4 Addition Within 20            ...

7 Math Intervention Mistakes That Slow Student Growth (And What to Do Instead)

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Math intervention can be incredibly rewarding, but it can also be frustrating when students aren't making the progress we expect. Over the years, I've learned that sometimes the biggest barriers to student growth aren't the students themselves—it's the instructional decisions we make. Here are seven common math intervention mistakes I've seen and what to do instead. 1. Focusing on Procedures Before Understanding Many struggling students can memorize steps without understanding why those steps work. For example, a student may correctly solve a subtraction problem using a standard algorithm but have little understanding of place value. Connecting Ten Frame Trays Amazon Product Description Try This Instead Begin with concrete and visual models before moving to abstract procedures. Use manipulatives, drawings, and number talks to help students build conceptual understanding. 2. Moving Too Quickly Through Skills When intervention groups move at the same pace as the class...