Interactive
CK-12 Foundation

Fractions as Percents: Baking Cookies

For Students 6th - 8th Standards
A five-question interactive challenges mathematicians to solve word problems involving fractions as percents. Baking two different types of cookies and needing the exact amount requires scholars to make fractions, turn them into...
Interactive
CK-12 Foundation

Single Bar Graphs: Cupcakes

For Students 7th - 12th
What is a little cake among friends? Given the relationship between the number of cupcakes five friends have, pupils create a bar graph. The learners answer questions about the graph and adjust the graph if one friend shares some of his...
Interactive
CK-12 Foundation

Multiplication of Whole Numbers by Fractions: Multiplication of Fractions by Whole Numbers

For Students 6th - 8th Standards
An interactive challenges mathematicians to multiply fractions by whole numbers. A model provides a clear visual aid in preparing whole numbers to be multiplied. Six questions include multiple-choice, fill in the blank, short answer, and...
Lesson Plan
Science Matters

Oh Heron

For Teachers 4th
Two teams—the environmentalists and herons—play four rounds of the game, Oh Heron. Using hand symbols to represent food, shelter, and water, players locate their match to produce more herons while those unmatched decompose. 
Worksheet
Curated OER

Calculate Area Using Pi

For Students 7th - 9th
Geometers find the area of four circles given their circumferences. Circumference is presented in the form of "numeral (diameter) x pi"; the answer key shows solutions as  "numeral (radius squared) x pi," so computation is...
Lesson Plan
Curated OER

What percent of ratio is proportion?

For Teachers 9th
Ninth graders investigate the concepts of ratio and proportion.They solve examples with the teacher for ratios and proportions. A basic fraction review is used for a warm up in this instructional activity. The primary focus of the...
Lesson Plan
Curated OER

Pizza Party

For Teachers K - 2nd
Students explore the concept of fractions through use of hands on activity. In this activity about fractions, students will work together in small groups with a round piece of paper, or pizza, and cut the pizza into pieces. Students...
Lesson Plan
Curated OER

Creeping Sheets of Ice

For Teachers 7th - 10th
Students conduct scientific investigation in which they observe glacial effects on landscape, develop and explain their own theories of how glaciers change land, and demonstrate understanding and explain basic motion and force principles.
Lesson Plan
Curated OER

Simply Symmetry

For Teachers 3rd - 4th
Young scholars are introduced to the concept of symmetry by examining different shapes and folding them into equal halves. They work in small groups focusing on finding the lines of symmetry of one specific shape. A symmetry booklet is...
Lesson Plan
Curated OER

Who am I and Why?

For Teachers 4th - 6th
Students make comparisons about themselves and others, which are real and meaningful. They study some basic concepts in the area of genetics and do a complimentary series of experiments, or explorations that illustrate these concepts
Lesson Plan
Curated OER

Rhythm In Motion

For Teachers 6th
Sixth graders work independently and with a partner to demonstrate proficiency of steady beat, meter and basic note values while creating written rhythmic patterns for class performance. State and National Standards are addressed.
Lesson Plan
Curated OER

Layers of the Earth: Plate Tectonics

For Teachers 6th
Sixth graders participate in a lesson that is about investigating the different layers of the earth and defining how the plates move over the mantle. They engage in a variety of activities and use mathematics to create projects to...
Lesson Plan
Curated OER

Spinning Probability

For Teachers 6th
Sixth graders study the concept of probability. In this probability lesson, 6th graders create spinners that match specific sets of clues. Students use their spinners and worksheets to explore and predict probability.
Lesson Plan
Curated OER

The Science of Magnets

For Teachers K
Students are introduced to the concept of magnetism and investigate the properties of magnets. In this magnetism lesson, students identify a magnet then examine why certain things are attracted to magnets and some things are repelled by...
Worksheet
Curated OER

Regents Exam

For Students 10th - 11th
For this math worksheet, learners review importnt concepts required for the final exam of 6th grade. They solve basic equations and find the volume, and area of shapes. There are 25 questions.
Lesson Plan
Curated OER

Slope and Topographic Maps

For Teachers 9th - 10th
Students investigate slopes as they study topographic maps. In this algebra instructional activity, students discuss and apply the concept of slopes to graphing and analyzing data.
Lesson Plan
Curated OER

Getting Partial

For Teachers 2nd
This unit introduces a number of important concepts relating to fractions. The first of these is that fractions represent parts of regions and sets and so are useful in a large variety of situations. Whole numbers are not enough by...
Lesson Plan
Curated OER

Equivalent forms of Fractions

For Teachers 4th
Fourth graders use kidspiration software to demonstrate understanding of the concept of equivalent fractions. Using a combination of manipulatives, computer software and writing teachers can easily assess student mastery of number sense.
Lesson Plan
Curated OER

Addition Stories

For Teachers 1st
First graders incorporate language expressions, such as first, then, and together into a story and write the math equations that they represent. Concepts for the process of addition are developed using manipulatives, modeling, and...
Lesson Plan
Pennsylvania Department of Education

Problem Solving by Using Multiplication to Solve Division Problems

For Teachers 4th - 6th
Students use index cards, counting cubes, and their own understanding to identify how division problems can be solved by using multiplication. In this division lesson plan, students use their multiplication skills to solve division...
Lesson Plan
Statistics Education Web

When 95% Accurate Isn’t

For Students 9th - 12th Standards
Investigate the effect of false positives on probability calculation with an activity that asks scholars to collect simulated data generated by a calculator. To finish, participants analyze the probability of certain outcomes which lead...
Interactive
CK-12 Foundation

Area Between Curves: Income and Expenses

For Students 11th - Higher Ed
Use the area of polygons to calculate the area between curves. Pupils calculate areas under income and expense curves by filling the space with squares and right triangles. Using that information, they determine the profit related to the...
Handout
Charleston School District

Estimating Values of Expressions

For Students 8th Standards
You can't evaluate an irrational root expression without a calculator—or can you? Scholars estimate the value of roots within an expression to approximate the value of the expression. Expressions include a mix of square roots and whole...
Lesson Plan
LABScI

Potential and Kinetic Energy: The Roller Coaster Lab

For Teachers 9th - 12th Standards
Ron Toomer, a famous roller coaster designer, suffered from motion sickness. Pupils design their own roller coasters, learning about potential and kinetic energy in the process. Labs focus on the importance of drop height, energy...