Discover creative ways to use surface area formulas. In the assessment task, scholars apply estimation strategies to determine surface area in non-routine problems. They consider surface area of kitchen sponges, rock salt crystals, and...

Explore all things decimal in this thorough series of introduction activities. Including scripting for the teacher and detailed descriptions and examples, the plan begins by reviewing the basics of place value and writing fractions as...

A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...

What a creative way to delve into adding large numbers! After listening to a story called The King's Chessboard, learners estimate how much money they would have each day following instructions based on doubling and exponentially...

The square root of five and five do not have the same value! How many times have you addressed this with math classes? A lesson gives an explanation of a square root and gives examples for simplifying square root...

There is more than one way to measure an amount, as learners discover by applying multiple measurement tools in these activities. Centimeter cubes, cylinders, beakers, and measuring cups are used to find the volume of regular and...

Students use their feet to measure distance between themselves and a tree trunk.  In this distance lesson, students use the number of steps, and string to measure distances and height of the tree.  Students can get the tree...

Trying to get your class to think of decimals as fractions and vice versa can lead to interesting discussions. After all, we can usually understand quickly that 1/4 is .25 but why is 1/7 not so easy to convert? This activity looks...

Students participate in a instructional activity that has the intention of working on estimation skills. They use pumpkins to estimate the number of seeds are inside. They collect data for each pumpkin and compare it to the estimation....

Here is a good, cross-curricular measurement and estimation lesson. Learners practice measuring paper strips to create an art project. This is a great way to introduce the ruler, and how it used, to your young scholars.

Would you measure the height of a living room in centimeters? Scholars examine which units would be most efficient for this project: centimeters or meters. There is only one question here with a detailed explanation below. This would be...

Students estimate how far they can run, jump, or hop in five seconds, then check their prediction.  In this estimation instructional activity, student predict how far they can run, hop, or jump in five seconds and then try it.

In this pi worksheet, students evaluate the curve of a quarter of a circle. They analyze the length of the curve, and explain that if the area under the curve is equal to pi, the length of the curve above is also equal to pi. Students...

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.

Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.

How do you find the area of an irregular shape? Class members calculate the area of an irregular shape by finding the area of a random sampling of the shape. Individuals then utilize a confidence interval to improve accuracy and use a...

Students practice estimation skills with the video series "Interactions: Real Math, Real Careers". They complete a hands-on activity for estimating large numbers.

Learners practice estimating by handling items in groups of ten. They visualize how much space 100 items, such as pennies, peas, or beans, will take up after holding 10 of them. Learners measure the difference in volume between 10...

In this algebra worksheet, students solve the square root through estimation and through the calculator. They graph their solutions on a number line. There are 4 questions with an answer key.

In this estimating numbers on a number line worksheet, students estimate the 8 whole numbers that the arrows are pointing to on 4 number lines.

Students estimate time and amounts when counting is not realistic or feasible. In this estimation lesson, students estimate time or amounts. This lesson includes two video clips on estimation and a worksheet for independent practice.

In this estimating quotients worksheet, students review how to estimate quotients using compatible numbers. Students then estimate the quotient for the division equations and tell what compatible numbers were used.

In this estimation worksheet, students read about compatible numbers and complete a chart, estimating quotients and determining if estimations were "over or under." Students then answer questions related to the chart.

In this addition worksheet, students estimate the value of the addition problems to the nearest 10. Students complete 8 estimation problems.