Activity
David Pleacher

Candy Math Fun

For Teachers 3rd - 8th Standards
Few things can motivate children to learn like the promise of a sweet and tasty treat. Given a bag of M&M®s, Skittles®, or other colorful candy, students first predict the contents of the bag before counting the pieces,...
Unit Plan
National Security Agency

Time After Time

For Teachers 3rd - 4th Standards
Save those precious minutes and hours spent planning math lessons with this mini-unit on telling time. Offering a series of engaging hands-on and collaborative learning activities, these three lessons teach children how to read...
Lesson Plan
Mathematics Assessment Project

Sampling and Estimating: Counting Trees

For Teachers 7th Standards
Your task today: count all the trees on a tree farm. To complete the assignment, learners first estimate the number of trees on a tree farm using random sampling. To improve their own response they then evaluate provided...
Lesson Plan
Shodor Education Foundation

InteGreat

For Teachers 9th - Higher Ed Standards
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and...
Assessment
Inside Mathematics

Graphs (2006)

For Teachers 9th - 12th Standards
When told to describe a line, do your pupils list its color, length, and which side is high or low? Use a worksheet that engages scholars to properly label line graphs. It then requests two applied reasoning answers.
Assessment
Noyce Foundation

Pizza Crusts

For Teachers 6th Standards
Enough stuffed crust to go around. Pupils calculate the area and perimeter of a variety of pizza shapes, including rectangular and circular. Individuals design rectangular pizzas with a given area to maximize the amount of crust and do...
Assessment
1
1
Inside Mathematics

Quadratic (2009)

For Teachers 9th - 12th Standards
Functions require an input in order to get an output, which explains why the answer always has at least two parts. After only three multi-part questions, the teacher can analyze pupils' strengths and weaknesses when it comes to...
Assessment
Inside Mathematics

Patterns in Prague

For Teachers 8th Standards
Designers in Prague are not diagonally challenged. The mini-assessment provides a complex pattern made from blocks. Individuals use the pattern to find the area and perimeter of the design. To find the perimeter, they use the Pythagorean...
Worksheet
Curated OER

Estimating and Approximation in Four Exercise Sets

For Students 7th - 8th
For this estimation worksheet, students estimate in seventeen multi-part questions divided into four exercise sets.  The solutions are provided.
Worksheet
Curated OER

Pence and Estimation

For Students 2nd - 4th
In this pence and estimation on line worksheet, students change the price of five toys to pence, estimate the price of four toys by rounding the prices to the nearest 10p and utilize estimation in eight number problems. Students check...
Worksheet
Curated OER

Math Review: Estimation, Missing Numbers, Precise Calculations

For Students 5th - 6th
In this math review learning exercise, students solve 30 problems that pertain to estimation, Roman numerals, elapsed time, precise calculations of multiplication and division.
Worksheet
Curated OER

Hold It!- Number Sense- Estimation Enrichment Worksheet

For Students 2nd
For this estimation number sense enrichment worksheet, 2nd graders examine pictures in each problem in order to estimate the answer. They look at a partially filled book shelf and decide how many books it would take to fill the shelf....
Organizer
Curated OER

Weight Estimation Chart

For Students 4th - 5th
In this math worksheet, students estimate the weight of different objects, weigh them, and write down the differences between the two measurements.
Worksheet
Curated OER

Addition, Subtraction and Estimating

For Students 4th - 6th
In this addition, subtraction and estimating worksheet, students answer 13 questions pertaining to addition, subtraction, estimating and even/odd or 2/3-digit numbers. They can click on the Check box to find out if their answers are...
Worksheet
Curated OER

Number Sense and Operations

For Students 5th
In this number sense and operations worksheet, 5th graders solve 17 different types of problems that include estimation and determining the exact answer of an equation. First, they determine the sum of two numbers closest to one listed....
Worksheet
Curated OER

Circle Graphs

For Students 4th - 6th
In this circle graphs activity, learners solve and complete 8 different problems that include word problems referring to two different circle graphs shown. First, they follow the directions for each problem and complete the table that...
Lesson Plan
Curated OER

Pumpkin Time

For Teachers K - 2nd
In these two lessons, science learners participate in various activities involving pumpkins. They investigate and research the life cycle of a pumpkin. They observe pumpkin growth and decomposition. Finally, they estimate and measure...
Lesson Plan
Curated OER

Whale Scale

For Teachers 1st - 6th
Students estimate relative size and scale of humans, animals, and objects. They verify their estimations through research and measurement and then draw themselves in proportion to other creatures, both larger and smaller, in a selected...
Lesson Plan
Curated OER

Angles - Digger and the Gang

For Teachers 4th - 6th
Young scholars explore angle estimation and measurement. In this angle instructional activity, students define obtuse, acute, and right angles, and practice measuring angles using a protractor. Young scholars participate in an online...
Lesson Plan
Curated OER

Add It Up In Number Ville! Adding 2-Digit Numbers With and Without Regrouping

For Teachers 2nd - 4th
Students explore adding 2-digit numbers. For this math lesson, students identify 2-digit numbers and use base ten blocks to practice adding. Students use addition to break a code.
Lesson Plan
Curated OER

Geometry, Pi, and Ancient Civilizations

For Teachers 8th - 9th
By working together, pairs of students will complete a Pi webquest. Using the internet, they examine the ways people in the Ancient Civilizations of Egypt, Babylonia and Greece used Pi. To end the activity, they review the concepts of...
Lesson Plan
Curated OER

Investigation-Reasoning and Proof

For Teachers 2nd - 3rd
The class explores even and odd numbers.They discuss the results when even numbers are added and when odd numbers are added together. Then work in pairs to find other odd and even pattern examples.
Lesson Plan
Curated OER

Graphs and Data

For Teachers 7th - 10th
Learners investigate poverty using graphs. In this algebra lesson, students collect data on the effects of poverty and use different rules to analyze the data. They graph and use the trapezoid rule to interpret the data.
Lesson Plan
Curated OER

Fractions, Decimals and Percents

For Teachers 5th - 6th
Students investigate the differences when using decimals, fractions, and percents. They focus on the process of using them in real problems and how to convert them from one form to another.