Curated OER
Phases of the Moon
Pupils use a simple physical model of the Earth, sun, and moon to understand why the moon changes phases from the perspective of Earthly observers. They hold up balls representing the moon in a room with a single light source to see the...
Curated OER
Fractions and Decimals
In this fractions and decimals worksheet, 6th graders solve and complete 9 different types of problems. First, they determine the number of hundreds, tens, ones, tenths, and hundredths in each decimal. Then, students write the numbers...
Curated OER
Area of Sectors
In this area of sectors activity, students find the area of a given sector, area of inscribed figures, and area of shaded regions. This two-page activity contains 20 problems. An answer sheet is provided on the third page.
Curated OER
Bits and Pieces - More About Percents - Online Manipulatives
For this online percentages worksheet, students access the Library of Virtual Manipulatives web site and open the percentage tool. They use the online tool to complete 8 multi-step questions making graphical representations and finding...
Mathematics Vision Project
Quadratic Equations
Through a variety of physical and theoretical situations, learners are led through the development of some of the deepest concepts in high school mathematics. Complex numbers, the fundamental theorem of algebra and rational exponents...
Creative Educator
Fantastic Fractions
Groups of learners create an animation illustrating fractions using common objects. They choose everyday objects that they can divide into fractions. They take pictures of the objects dividing into fractions and create an animation with...
Malibu High School
Create a Game – Extra Credit Chemistry Project
What a fun way to review the year's learning! Working in small groups, learners select a major concept covered in class then create a game about it. The type of game is up to each group, but the expectations of what should be included...
Pennsylvania Department of Education
Using Polygons to Represent Fractions
Explore the world of fractions by using pattern blocks to show how different shapes can divide a hexagon. Elementary schoolers work in groups to complete these problems and to answer questions. Later, they work complete an independent...
Curated OER
Whole Numbers, Fractions, and Decimals
Elementary and middle schoolers participate in an assignment to explore the concept of division and having a remainder. They also practice division problems using decimals and fractions without a remainder.
Willow Tree
Dimensional Analysis
Convey to your pupils the importance of units, then show how to use dimensional analysis to perform a unit conversion. The math lesson includes detailed worked-out solutions to guide learners in their practice.
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
K12 Reader
Simplifying Fractions
Young mathematicians respond to a series of comprehension questions after reading an article about simplifying fractions.
Cornell University
Atomic Bonding
Explore the connection of surface area to bonding within atoms. Learners complete lab investigations to model changing surface area with different sizes and concentrations of atoms. A flour fireball demonstration follows the labs to...
Alabama Learning Exchange
How Old is Your Money?
Elementary learners explore coin mint dates. First, they listen to the book Alexander Who Used to be Rich Last Sunday by Judith Viorst. They then sort a collection of coins according to their mint date and put them in order from oldest...
K12 Reader
Converting Fractions to Decimals
After examining a short article on fractions and decimals, readers draw information for the text to respond to a series of reading comprehension questions.
Illustrative Mathematics
The Parking Lot
Use the real-world cost of parking a car to demonstrate the properties of a function. The resource describes to learners how much it is to park in a certain lot. It is up to your number crunchers to complete a table of minutes...
Del Mar College
Arithmetic of Fractions
Never forget how to add, subtract, multiply, or divide fractions with a two-page document detailing each operation.
Calvin Crest Outdoor School
Survival
Equip young campers with important survival knowledge with a set of engaging lessons. Teammates work together to complete three outdoor activities, which include building a shelter, starting a campfire, and finding directions in the...
Roald Dahl
Matilda - Throwing the Hammer
Full truth, or an exaggeration? How can you tell when a storyteller is exaggerating a story? Readers analyze a story told by Hortensia, and identify the exaggerative language she uses. Then, learners write their own narrative story using...
Illustrative Mathematics
Radius of a Cylinder
Here is a multiple choice question that would make a good assessment question. Algebra students are to look at the structure of the formula for a given radius of a cylinder and find the resulting radius when the height of the...
Curated OER
Fluency Activities for Lower Levels
Readers participate in activities designed to increase their fluency with language. They collaborate in small groups to complete stem sentences about themselves. They write facts about themselves and answer questions asked by the other...
Noyce Foundation
Lawn Mowing
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...
Noyce Foundation
Photographs
Scaling needs to be picture perfect. Pupils use proportional reasoning to find the missing dimension of a photo. Class members determine the sizes of paper needed for two configurations of pictures in the short assessment task.
Illustrative Mathematics
How Many Cells Are in the Human Body?
Investigating the large numbers of science is the task in a simple but deep activity. Given a one-sentence problem set-up and some basic assumptions, the class sets off on an open-ended investigation that really gives some...