Alabama Learning Exchange
Are Your Numbers Round?
Elementary schoolers investigate how to round numbers to the nearest tenth. In this number sense lesson, learners view a video clip on the Internet to practice rounding numbers. They use place value charts to help aid in the rounding...
Illustrative Mathematics
Bookstore Account
We use debt often to describe negative numbers and your learners will be able to see how it translates into math. They will be asked to go through a series of transactions and make simple equations for each one, following it with a...
NOAA
Journey to the Unknown
Go where no one has gone before. Learners experience what it is like to be a scientist exploring new territory. Using audio and a scripted text, pupils take a trip in the depths of the ocean. They follow their trip with a hands-on...
CK-12 Foundation
Distance Between Two Points: Segment Addition
Examine the segment addition postulate through an online simulation activity. An interactive lesson allows scholars to manipulate points and watch as the lengths of segments change. Through their study, they are able to apply the Segment...
Curated OER
Subtraction and Unknown Addends
The missing addend strategy is helpful to young mathematicians approaching subtraction. This worksheet walks learners through the required steps, solving the problems with them. They examine situations with one addend and a sum provided,...
Curated OER
Visual and Number Patterns
Fourth graders develop strategies for identifying geometric and number patterns. In this mathematical patterns lesson, 4th graders use pattern blocks to make repeating patterns with numbers and shapes. Students then explore number...
Curated OER
Nonfiction Text Features
Identify features of a nonfiction article in this language arts lesson. Middle schoolers apply comprehension strategies as they read the parts of the article, and analyze the author's key points. Additionally, they examine information in...
Curated OER
Domain: Operations and Algebraic Thinking
Practice basic operations for young mathematicians in fun ways! Using two decks of cards (Ace through 10 plus the joker), learners play "memory" by matching numbers that can be added to make 10 and writing number sentences. In another...
Curated OER
The Tell-Tale Heart
Bring Edgar Allan Poe's spooky story to life! After reading the short story "The Tell-Tale Heart," middle and high schoolers identify the theme, character traits, irony, and other story concepts. During pre-reading, they take notes,...
Curated OER
Introduce Vocabulary: A Taste of Honey (Wallace)
A Taste of Honey offers learners a chance to practice with unknown words and context clues. Choose several vocabulary words to focus on as you read the picture book, or use the ones provided here. Pre-teach the words and have scholars...
Curated OER
Introduce Vocabulary: Peter's Chair (Keats)
A new baby means a lot of changes for Peter! Ezra Jack Keats presents this common childhood experience in his story Peter's Chair, the context of a detailed vocabulary study. Before you read, introduce the three new words scholars will...
Curated OER
2001 U.S. National Chemistry Olympiad Part III
Here is a comprehensive method for assessing chemistry learners' knowledge; have them approach two laboratory problems, plan their methods of solving each, and then actually carry out the experiments to find the answers. Both the...
Illustrative Mathematics
Solving Equations
If you have two bags with an unknown number of tiles, represented by x, and you add three tiles to get seven total, you can set up a linear equation to represent the problem. Use this example and a few others to demonstrate how to solve...
Chicago Botanic Garden
Preparing for Project BudBurst
Male deer growing antlers to begin the breeding season is an example of a phenological event. First in a four-part series is an activity requiring individuals to collect phenological data on their campus. Classes discuss phenology, the...
Curated OER
Galileo's Thermometer: Measuring the Density of Various Unknown Liquids
Sprouting scientists explore the concept of density by making mass and volume measurements for five different liquids. From these measurements, they calculate densities. They apply their learning to explain Galileo's thermometer works...
Curated OER
How Can You Tell One Clear Gas From Another?
Fifth graders perform experiments to determine the identity of an unknown gas sample. In this chemistry lesson, 5th graders fill balloons with air, oxygen, hydrogen, and carbon dioxide. They use mass and reactivity to identify the gases.
Virginia Department of Education
Solve for the Unknown
How can shapes help solve literal equations? Scholars first learn to replace variables with shapes to aid in solving literal equations. A worksheet of practice problems helps hone the skill.
EngageNY
Mid-Unit Assessment: Comparing and Contrasting Two Texts: Simulated Research
Shoo fly. Scholars read DDT Spray Scares Mosquitoes Away, Study Finds and You Think You Have It Tough? to complete a mid-unit assessment. The learners compare and contrast author presentation and conduct a credibility check on each...
CK-12 Foundation
Pythagorean Theorem for Solving Right Triangles: Solving the Triangle
Observe the change in the trigonometric ratios as angles vary. An interactive provides the values of trigonometric ratios for both acute angles in a right triangle. Pupils create a right triangle to match given criteria and find the...
Curated OER
Solve Simple One-Step Linear Equation
Sixth graders solve one unknown number by using hands-on manipulatives after being introduced to the history of abstract mathematics through literature.
Curated OER
Confidence Intervals: Population Mean; Population Standard Deviation Unknown
In this confidence interval worksheet, students examine given statistical information to find the margin of error. They construct a confidence interval for the population and find the mean. Seven statistical problems are available on...
Curated OER
Solving Two-Step Equations
In this two-step equations instructional activity, students simplify given equations. They solve for the unknown. This two-page instructional activity contains 15 problems. Answers are provided on the last page.
Curated OER
Geometry - Angles Overview
Learners address 14 questions that include naming all pairs of opposite and supplementary angles for sets of intersecting lines and then, finding the measure of the unknown angle. They determine the measure of the angle that is...
Curated OER
Definitions by Context
Use this two-page resource either with your English language learners or your upper elementary native speakers. There are eight questions that test your learners' ability to use the context of a sentence to define an unknown word....