## What the Heck is a Rekenrek?

Rekenreks are a manipulative often used in primary grades. You will see that STEMscopes references them in many lessons. For many of us, this is a new tool. Check out …

## There’s More Than One Way to Write a Number

Leaning the base ten system is like learning a new language for our children. Instead of letters there are the digits 0-9. Depending on the placement of the digit determines …

## Rounding with Open Number Lines

Five or more raise the score, four or less give it a rest! This saying and others similar to it are often used to help students remember how to round …

## Top 5 Things to consider when teaching 3rd grade students about adding or subtracting with place value understanding!!

Here are the Top 5 things to consider when teaching 3rd grade students about adding and subtracting multi-digit numbers with place value understanding: 1. Student’s prior knowledge from 2nd grade …

## Not Just Evens and Odds

If you add two odd numbers will your answer be an even or odd number? What about two even numbers? Will those results always be true? The idea of evens …

## Building Place Value Understanding in the 3rd Grade Classroom

What is Place Value? Place Value is the value of a digit in a number based on the location of the digit. Place Value understanding is essential for students to …

## Stop creating a word wall for your students!

How effective is it to have a list of math words on the wall? Who decides what words to place on the wall and who puts them up on display? …