Scholastic
Study Jams! Estimate Whole Numbers
Expand on prior knowledge of place value to teach your class how to round whole numbers. This essential skill is explained with the help of a number line before introducing the explicit rules for rounding numbers up and down. Work...
Curated OER
Place Value and Rounding
Use rounding mountains and number lines to learn how to round numbers and learn place value. Learners will use a worksheet to help them round numbers. They will play a game called "Place Value Match-up" to help with skill practice. All...
Curated OER
Estimating
A good estimator usually has a good number sense. Make good estimators out of your class with this fun estimation activity. They review words that express estimation, estimate the number of three different sets, and then estimate the...
Curated OER
Classroom JR - Rounding to Hundreds
In this rounding numbers activity, students found the given number to the nearest hundredth value place. The objective is to enhance students' understanding of rounding numbers and value places.
Baylor College
Air: The Math Link
Inflate this unit on the science of air with these math skills practice and word problems. Accompanying the children's story Mr. Slaptail's Secret, this resource covers a wide range of math topics including the four basic operations,...
Curated OER
K-5 Mathematics Module: Number and Number Sense
Reinforce number sense with a collection of math lessons for kindergarteners through fifth graders. Young mathematicians take part in hands-on activities, learning games, and complete skills-based worksheets to enhance proficiency in...
Curriculum Corner
Guest Teacher Plans (Grade 2)
Be prepared the next time you're in need of a substitute with a daily plan equipped with an assortment of activities covering subjects math, reading, word work, writing, and science.
Curated OER
Everyday Mathematics: Ballpark Estimates
In this estimating practice activity, students sharpen their math skills as they learn how to make likely estimates and try the 2 extra practice activities.
Curated OER
Estimating 0-10
In this estimating worksheet, students estimate the whole numbers that arrows on a number line are pointing to, 0-10. A website reference for additional activities is given.
Curated OER
Estimation Using Goldfish Crackers: Math
Second graders explore estimation and rounding concepts using goldfish crackers and a song! They solve problems by estimating and rounding numbers and pick numbers within reason to represent certain objects.
Curated OER
Reversing Numbers
Second graders solve a math word problem involving the addition of two digit numbers. They discuss the problem as a class, independently explore the problem, and discuss as a class the solution and how they organized their reversed...
Curated OER
Estimating Activity
In this estimating worksheet, students estimate numbers of items in pictures, checking the box they determine has the closest number. A reference website for additional resources is given.
Curated OER
Round Each Number to the Nearest Thousand
In this rounding off instructional activity, students round off eight four-digit whole numbers to the nearest thousand. Students write their answers on the instructional activity.
Curated OER
Telling Time as an Everyday Use of Numbers
How can we estimate time? Have your young mathematicians make a clock. Then they compare and contrast types of clocks. They practice writing times in two different ways and make a book about telling time.
Curated OER
Estimating Practice
In this number sense worksheet, students examine the picture and estimate the number of ants in the picture.
Curated OER
Book Title: Great Estimations
Explore estimation with your math class. They will estimate how many Cheerios are in a box. Then count and group 50 Cheerios on a twist tie and attach groups to represent hundreds. They then discuss and practice skip counting and revise...
Laboratory for Atmospheric and Space Physics
Where Are We Going?
Come take a ride on the space bus! Scholars go on an imaginary trip to pick up their peers from the inner and outer planets while reinforcing math skills. First, learners round decimals to identify each planets' distance from Earth....
Curated OER
Can You Guess
Students develop useful strategies for mental calculation when estimating possible addition solutions. They mentally perform calculations involving addition and subtraction. Students state the estimated sum or difference between numbers.
Curated OER
M&M Graphing and Probability
Students sort, classify, and graph M & M's. They create pictographs and bar graphs with the colors and numbers in each bag of M & M's. They calculate the ratio and probability based on class results.
Curated OER
Using Graphs and Charts
Students complete T charts and manipulate numbers using graphs and charts. For this math graphs and charts lesson, students review the concepts of pattern and function. Students then complete practice pages where they manipulate numbers...
Curated OER
Estimation and Computation
Second graders practice their estimation skills using blocks. In this math lesson, 2nd graders explain how estimating makes addition easier. They complete a worksheet after the lesson to reinforce new learning.
Curated OER
Making Estimations in Measurement
Students explore estimating and measurement with the story of Jack and the Beanstalk. They read and discuss the story, estimate and measure their own height, circumference, and length of their foot, and draw and paint a giant using...
Curated OER
How Much Is On The Floor?
Learners estimate the number of items in a group. In this estimation lesson, students are presented with random objects to clean up. Learners estimate how many items are present and then compare the actual number of items to their...
Curated OER
How Much is a Million?
Students discover the magnitude of the number 100. The sense of the number is developed by allowing students to experience 100 by counting it, measuring it, feeling it, and doing it, hands-on