## Author Lesley Lynn

Check out this video on using Math Journal in Kindergarten as a tool for informal formative assessment!
As part of the Standards for Mathematical Practice, students should be able to construct viable arguments and critique the reasoning of others. Check out the video below to think about how the Same or Different task can be used in…
It is the end of the school year. You've spent time and energy teaching various math concepts so that your students have a conceptual understanding of content. Students in your class have explored foundations of operations using concrete models and…
Check out this video by Graham Fletcher on connecting subtizing and geometry! https://gfletchy.com/fresh-ideas/
By the end of Kindergarten, students are required to fluently add and subtract within 5. Throughout the year, students have built conceptual understanding of addition and subtraction through joining and separating situations. They've also have ample experience working with Five…
Have you ever heard someone say, "When you multiply, your product is always greater than your factors", "When you divide, your quotient is always less than your dividend and divisor." Are these statements always true? Are we inadvertently teaching misconceptions…
According to MAFS.K.OA.1.1, students in kindergarten are required to, "Represent addition and subtraction with objects, fingers, mental images, drawings, sounds (e.g., claps), acting out situations, verbal explanations, expressions, or equations." They are also required to, "Solve addition and subtraction word…
MAFS.K.OA.1.4, states that, "For any number from 1 to 9, find the number that makes 10 when added to the given number, e.g., by using objects or drawings, and record the answer with a drawing or equation." A fun game…
Students are naturally inquisitive and observant! Why not use these characteristics to teach new concepts! One-way to utilize students problem solving abilities is through Three-Act-Tasks. Three-Act-Tasks allows students to draw on their natural noticing’s and wonderings! The Three-Act-Tasks consist of:…
Do you have students in third, fourth, or fifth grade that are struggling with subtraction? Chances are, they missed the concrete phase of modeling subtraction with regrouping. This skill is extremely valuable as per the Mathematics Florida Standards, students in…
The Progression of Addition and Subtraction is a wildly discussed topic in elementary schools. It is important that we do not rush students' understanding of the operations. Learning should be anchored in the foundational understanding of joining and separating situations,…
Check out this quick video on teaching concepts through concrete and pictorial models to increase understanding.
Check out this quick video on preparing for Computer Based Testing.
According to the standard, MAFS.K.CC.1.1, students are required to, "Count to 100 by ones and by tens." During the school day, there are many opportunities for students to practice rote counting such as: Counting the number of chairs in the…
We've all heard the saying, "The shortest distance between two points is a straight line." Last week, as I was walking around a school, I thought to myself, is that saying true? Are there certain routes within a school building…
Like most people, for my New Year resolution, I resolved to save more money!!! To accomplish this, I plan to save all my dimes in a Mason jar "bank." My goal is to fill the mason jar completely! Your task…