Montgomery K12
Clues in Sentences Investigation
Explore the variety of context clues that help us learn new meanings of unknown words! With this presentation, pupils go in depth into each type of context clue and have their knowledge tested with several small reading passages in which...
Cornell University
Unknown Powders
Create a little scientific magic within your classroom! Learners mix powders and liquids and identify chemical reactions. Based on the reactions, individuals determine the identity of various powders.
Kenan Fellows
Algebra I Review, Solving for Unknown Variable
Many high school science courses rely on mastery of algebra skills. In an integrated chemistry and Algebra II lesson scholars review solving equations for a specified variable with a worksheet. They use common chemistry equations to...
Curated OER
Solve for the Unknown
In this solving for the unknown instructional activity, 11th graders solve 10 different equations that include determining the unknown variable in each one. First, they set up the equations so that the insides are equal to each other....
Curated OER
Solve for the Unknown
In this unknown instructional activity, students solve simple one-step algebraic inequalities. This two-page instructional activity contains 6 simple problems. Answers are provided on the last page.
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....
Curated OER
Heat of an Unknown Metal
Eighth graders complete labs to find the specific heat of many different types of substances, and use characteristic property to identify an unknown metal. CBL be used to determine energy lost or gained, and students complete a...
Curated OER
Ashes to Ashes: Using Evaporation Rate to Identify an Unknown Liquid
Learners explore the concept of evaporation rates in this evaporation rates lesson. They will try to identify the chemical that began a fire, perform an experiment where they use the evaporation rates to determine the unknown liquid, and...
Curated OER
Journey to the Unknown
Young scholars explore the ocean depths. In this scenario based lesson, students pretend they are on a submarine in an unknown part of the ocean. By using clues the class discusses and determines where they are in the ocean. They follow...
American Chemical Society
Using the Combining Test to Identify Unknown Liquids
Once investigators have learned how their mystery liquids interact with water during the preceding activity, they now use their observations to identify them. This is an ideal conclusion to the mini unit on the properties of water.
Curated OER
Guided Reading with Elizabeti's Doll
Practice reading strategies using Elizabeti's Doll by Stephanie Stuve-Bodeen. Readers utilize decoding and comprehension strategies before, during, and after reading the story. A detailed list of text features, high frequency words,...
Curated OER
What Do You See at the Pond?
With What Do You See at the Pond?, young readers explore pond life and practice reading strategies. Learners first make predictions and then read the simple story independently. After a second read-through with a partner, kids come...
Curated OER
Introduce: Comprehension Monitoring using About Trees
As scholars begin reading more difficult text, they need to acquire an arsenal of comprehension strategies. Here are few helpful ones to guide new readers through the informational text About Trees, which is linked here for printing....
Curated OER
Unknown Frost Poem Discovered
What? A long-lost poem from Robert Frost? Introduce your class to a poem recently found and published from Robert Frost's personal collection. The lesson includes background information on the author, the poem itself, and a list of...
Science 4 Inquiry
A Whole New World: The Search for Water
Scholars find Earth won't support humans much longer and need to identify a planet with water to inhabit. They test four unknown samples and determine which is the closest to water. Then they explain and defend their results.
Curated OER
Solve for the Unknown
In this algebra worksheet, students solve for the unknown or x-value. They perform logarithmic equations using the properties of logs. There are 5 questions with an answer key.
Bowland
German or English?
Sprechen sie Deutsch? Future cryptographers must decide whether an unknown text is written in English or in German. They use provided pie charts about the frequency of words in the English and German languages to help make their decisions.
Kenan Fellows
Density
Most scholars associate density with floating, but how do scientists determine the exact density of an unknown liquid? The third lesson in a seven-part series challenges scholars to find the mass and volume of two unknown liquids. Each...
Curated OER
Unknown and Well Known
Young scholars become familiar with periodic table of elements and recognize elements as basic structural units for familiar materials. Students then create cards with descriptions and uses for their selected elements, and identify and...
E Reading Worksheets
Context Clues
Reinforce language and reading comprehension skills with a worksheet focused on context clues. Scholars carefully read twelve sentences, use prior knowledge and sentence clues to define an unknown word.
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
Unknown Liquids
Students must design and conduct an experiment to determine which unknown liquid has a greater density based on basic information about the liquids and containers. Students are given specific materials to work with.
Curated OER
Hands of Persons Unknown
Students consider the impact of lynchings on the African American community. In this lynching lesson, students investigate the lynching of Claude Neal. Students write opinion pieces about the Claude Neal lynching.
EngageNY
Solve for Unknown Angles—Angles in a Triangle
Assist your class with each angle of geometry as they use exterior angles to form linear pairs with adjacent interior angles. They cover multiple vocabulary terms and work practice problems, complete with justifications, before taking an...
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