Curated OER
Renaming Fraction
These improper fractions need to be renamed, and young mathematicians are guided through the process to simplify 36 of them here. They change each to a mixed number, sometimes simplifying further to get the fully reduced form. There are...
Curated OER
Understanding Reduced Forms of Words
Students examine reduced forms of words. They listen to a radio advertisement, identify reduced forms used in the ad, and write the full form of reduced words in sentences.
Curated OER
Substituting Fractions
Fun with fractions! Fourth graders practice substituting and reducing fractions. The problems contain blank spaces and become more challenging as the activity progresses. Use this as a building block in your fractions lesson.
Curated OER
Chapter 19 Review, Section 3: Oxidation-Reduction Reactions
If you need a homework assignment for your chemistry class, add this one to the possibilities. This assignment is composed of six questions including the identification of oxidizing and reducing agents, recognizing different redox...
University of Minnesota
Ethics of Dissection
There's an elephant in your classroom. That's right — a big, awkward elephant named Dissection. Sure, you'd like to talk about him ... but how? Whether you're a seasoned teacher or fresh out of student teaching, the topic of dissection...
Curated OER
MA 371 - Reduced Row Echelon Form
In this reduced row echelon form worksheet, learners solve 2 short answer problems. Students find the reduced row echelon form of a matrix using row operations.
Scholastic
Study Jams! Probability as a Fraction
Pick a card, any card... and then follow along with this step-by-step presentation as Sam from the Study Jams! crew determines what chance he has of drawing a jack from a deck of cards. This context serves to clearly model how fractions...
Scholastic
Study Jams! Add & Subtract with Common Denominators
RJ and Zoey are at camp and need to get back to the mess hall for lunch, but they don't know how far they have to walk. Help them figure out the distance while teaching young mathematicians how to add and subtract fractions with this...
Freeology
Hall Pass Form
Reduce unnecessary bathroom or locker visits by providing kids with a limited number of passes; unused passes can be turned in at the end of the term for extra credit.
College Board
2011 AP® Microeconomics Free-Response Questions Form B
What could be the link between a college education and reduced crime rates? Learners consider the question using authentic College Board materials. Other practice sets examine the effects of price and competition in various case studies.
DK Publishing
Adding Fractions
Fractions can be tricky, so be sure any independent practice worksheets you assign guide scholars through steps like this one. There are two examples showing mathematicians how to add fractions and reduce the answer to simplest terms....
Rustle Leaf
Tell Someone About Earth Day
Celebrate Earth Day by spreading the word of conservation. Teach children ten easy ways to help preserve the Earth and share this knowledge with others by sending e-cards and printable cards to loved ones. Extend learning about the...
Curated OER
Rational Numbers in Lowest Terms
In this rational numbers worksheet, learners write equivalent forms of rational numbers, divide rational numbers, and express them in their lowest terms. This two-page worksheet contains five problems.
Illustrative Mathematics
Fractions and Rectangles
Visual models are excellent teaching tools when explaining equivalent fractions. Looking at a rectangle cut into twelfths, students first identify the shaded fraction, and then explain whether the fraction is equal to one-fourth....
Curated OER
Linear Systems: Reduced Row Echelon Matrix
For this echelon matrix worksheet, learners find the nullspace of matrices by finding the reduced row echelon. This two-page worksheet contains explanations, examples and six problems to complete.
Curated OER
Climate Change & Coral Activities
Learners study how the ocean stabilizes our planet's climates and how global warming is becoming a threat to this fine balance. In this climate change lesson, students identify that fossil fuel emissions are responsible for global...
Curated OER
Oxidation/Reduction Reactions
In this chemical reactions worksheet, students review the oxidation number rules and then assign oxidation numbers to atoms in given compounds. Students identify the reducing agent and the oxidizing agent in reactions. Students practice...
Curated OER
The Simplest Form of Fractions
There are two parts to this fractions drill. Each of the first 32 fractions can be written in simpler terms, and scholars get some guidance as they are given either the denominator or numerator of the equivalent fraction. Review this by...
West Contra Costa Unified School District
Simplifying Fractions Activity
Warm-up pupils' fraction muscles with a four-question quiz, then delve into a learning game designed to reinforce the concept of simplifying fractions. Based on the "I do, We do, You do" method of teaching, the instructional...
Curated OER
Reduce, Reuse, Recycle
Students participate in a recycling campaign. In this recycling lesson, students create an Earth Day display for a local store. Students design a mural as a reminder to people of ways to reduce, reuse and recycle.
Curated OER
Square Roots
In this square roots activity, 9th graders solve 10 different problems that include simplifying with negative numbers. First, they identify the negative number in each equation and pull out from under the radical sign as i. Then,...
Curated OER
Limits and the Indeterminate Forms
In this limits worksheet, students use L'Hospital's Rule to solve two short answer problems. They solve fourteen short answer limits problems.
Wilderness Classroom
Pollution
Educate scholars on pollution—air, water, and land—with a series of lessons that begin with a thorough explanation of each type. Learners then take part in three activities to reinforce the importance of reducing pollution. They...
Curated OER
Comparing Light Bulbs
An average home produces twice as many emissions as an average car. Teach your class how to reduce energy consumption by replacing standard incandescent light bulbs with compact fluorescent light bulbs. Perform an experiment to compare...