Assessment
Noyce Foundation

Cat Food

For Teachers 6th - 7th Standards
Determine the right mix of cans of cat food. The resource consists of an assessment task to determine the cost to feed two cats for a specific number of days and requires scholars to interpret remainders within a context....
Assessment
Inside Mathematics

Archery

For Teachers 9th - 12th Standards
Put the better archer in a box. The performance task has pupils compare the performance of two archers using box-and-whisker plots. The resource includes sample responses that are useful in comparing individuals' work to others.
Worksheet
Curated OER

Circles and Cylinders

For Students 10th
In this circles and cylinders worksheet, 10th graders solve and complete 22 various types of problems. First, they collect data for a radius and circumference for several different circles and calculate the quantity. Then, students find...
Lesson Plan
Curated OER

Estimation and Significant Figures

For Teachers 9th - 12th
High schoolers investigate the importance of significant figures through measuring and estimating. In this estimation and significant figures lesson plan, students measure pieces of paper and round their figures to the nearest marking on...
Worksheet
Curated OER

Recognizing Exact Numbers or Estimates

For Students 4th - 6th
In this estimation activity, students read a word problem about the Lincoln Memorial and then answer 4 fill in the blank questions where they decide whether they need to use an exact number or an estimate to answer each question.
Worksheet
Curated OER

Tiptoe Through the Tulips

For Students 3rd
In this estimation worksheet, 3rd graders look over 4 pictures and choose by multiple choice what part of each garden is planted with tulips. Students draw two original maps as requested at the bottom of the worksheet.
Worksheet
Curated OER

Measure Mania

For Students 3rd
In this measurement worksheet, 3rd graders, working with a partner, choose two different units out of five to measure the length of their classroom. Students estimate first and then measure.
Worksheet
Curated OER

Mixed Math Applications

For Students 3rd - 4th
In this solving various types of math problems instructional activity, students add and compare totals, estimate and solve sums, determine reasonableness of an answer, and fill in missing numbers in number sentences. Students solve four...
Worksheet
Curated OER

May Fair Shopping- Estimation Worksheet

For Students 3rd
For this exact or estimate worksheet, 3rd graders examine the items they will need to plan a May Fair at their school. They decide whether they will be able estimate or whether they will need an exact count of each item. They plan what...
Worksheet
Curated OER

Linear Approximation

For Students 9th - 11th
In this algebra worksheet, learners solve problems using estimation and the derivative. They calculate the critical points, domain and indicated intervals. They calculate the first and second derivative. There are 5 problems.
Lesson Plan
Pennsylvania Department of Education

Length and Perimeter

For Teachers 3rd
Third graders explore tessellations and the spatial concepts used in creating them.  In this tessellations lesson, 3rd graders rotate, reflect and transform shapes to create tessellations.  Students become familiar with the...
Worksheet
Curated OER

The Internal Density and Mass of the Sun

For Students 9th - 12th
In this sun worksheet, students read about calculating the internal density and mass of the sun. Students use a given formula for the internal density of the sun's gases which students use to solve four mathematical problems.
Interactive
Curated OER

Square Roots and Quadratics.

For Students 9th - 11th
In this algebra worksheet, students solve for the square root and calculate and solve roots. There are 10 questions with an answer key.
Lesson Plan
Curated OER

Gravity, Angles, and Measurement

For Teachers 10th - 11th
Young scholars relate math to real life scenarios. In this geometry activity, students launch a ball tracking each launch using a graph. They analyze their data for speed, angles and distance, trying to improve on each launch.
Lesson Plan
Curated OER

American Indian Flute and Math

For Teachers 11th - 12th
Young scholars investigate the Math behind Musical instruments in this cross-curricular Math lesson on the Native American Flute and waveforms. The lesson can be accomplished in 6 days and includes an extensive materials list for...
Lesson Plan
Curated OER

Filling the Glass (Water, Air, and Fractions)

For Teachers 5th - 7th
Students predict which of two glasses is 1/2 full using visual estimation, height measurement, and liquid measurement methods. Mathematical equations to accurately solve the problem are determined and verified.
Lesson Plan
Curated OER

Multiplying with Packages and Letters

For Teachers 3rd - 4th
Students explore multiplication. In this multiplication problem solving lesson plan, students view a video clip which demonstrates loading a truck with packages.  Students fill in a blank array to represent 1"X 2" and the multiples...
Lesson Plan
Curated OER

Graphs and Measurement

For Teachers 10th
Tenth graders analyze graphs and by comparing trees. In this geometry lesson, 10th graders investigate the use of different graphs using bar and regular graphs. They work groups at the computer.
Worksheet
Curated OER

Counting (Up to 120)

For Students K - 2nd
These five sets of objects provide a counting challenge for learners: will they discover strategies to make their job easier? Each array has between 44 and 95 objects in rows. Have learners do the first one, then review their strategies....
Worksheet
Curated OER

Homework: Simple Rounding to 10

For Students 3rd - 4th
In this simple rounding worksheet, students solve 12 different problems that include rounding to the nearest ten in each. First, they write the ten nearest to the number on a number line. Then, students identify the number in each box...
Lesson Plan
Curated OER

History and the Approximations of pi

For Teachers 7th - 8th
Middle schoolers investigate Pi. In this mathematics activity, learners discuss the history of Pi and determine how the approximation of Pi was discovered.
Lesson Plan
Curated OER

Fractions, Decimals, and Percents Got You Down? "Tri" This!

For Teachers 6th - 7th
Have your class design their own mathematical study aids. Learners collaborate in groups on the design of tri-fold presentation describing the relationships between mathematical computations. Then, they write a business letter to the...
Lesson Plan
Curated OER

Estimation With Percents

For Teachers 3rd - 5th
Students examine percents. In this percents instructional activity, students will estimate percentages. Using advertisements from a newspaper, students problem solve to determine the final price of a sale item.
Worksheet
Curated OER

Estimate Quotients: Practice

For Students 4th - 5th
In this estimating quotients worksheet, students estimate the quotients in the sixteen division equations. Students then complete two test prep questions.