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Worksheet
Curated OER

Radioactive Half-Life

For Students 10th - Higher Ed
In this half-life worksheet, students determine how much of the radioactive isotopes will remain after a certain amount of time. This worksheet has 11 problems to solve.
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Worksheet
Curated OER

Comparing Numbers (up to 999)

For Students 4th Standards
For this number comparison worksheet, 4th graders compare 14 pairs of numbers and place either the greater than or less than symbol between each. They order 7 sets of numbers from least or smallest to greatest.
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Worksheet
Curated OER

Plasma

For Students 6th - 8th
In this matter worksheet, students review the states of matter, including plasma. Students read about where plasma is found and then complete 3 short answer questions.
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Worksheet
Curated OER

Magnesium: From Sea Water to Fireworks

For Students 7th - 10th
In this magnesium worksheet, students read about how magnesium is extracted from sea water and the different uses of magnesium. Then students complete 4 short answer questions.
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Worksheet
Helping with Math

Decimals: Dividing -3

For Students 5th - 6th Standards
In this decimal division worksheet, students divide the decimal equations for 18 problems. Students improve their division skills by completing the online division activity.
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Worksheet
Curated OER

Subtraction: Decimals

For Students 4th - 7th Standards
In this decimal subtraction worksheet, students solve 15 problems that require them to subtract decimal numbers with 1-5 digits.
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Lesson Plan
Curated OER

Habits of Mind

For Teachers K - 2nd
Students study tree leaves to complete the activity, In this tree leaf experiment lesson, students observe, measure, and sort tree leaves individually, in groups, and in relationship to the entire tree.
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Lesson Plan
Curated OER

Clock Arithmetic and Cryptography

For Teachers 8th - 10th
Students explore the concept of modular arithmetic and cryptography. For this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their...
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Lesson Plan
Curated OER

Pattern Block Polygons

For Teachers 6th
Sixth graders create polygons. In this shapes lesson, 6th graders explore prefixes such as oct, tri, quad, pent, etc. and share their findings. Students use pattern blocks to create two different polygons and label them.
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Lesson Plan
Curated OER

Visual and Number Patterns

For Teachers 4th
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...
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Interactive
Curated OER

Connectors in Context

For Students 6th - 12th
For this connecting words worksheet, students choose the correct connecting word to complete the sentences. Students choose the connecting word for 15 sentences.
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Worksheet
Curated OER

A Clock Reaction

For Students 9th - 12th
This is an advanced rates of reactions learning exercise. Students will be determining reaction times, molarities, and reactions rates for different reactions.
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Lesson Plan
Curated OER

Why is My Honey Runny?

For Teachers 6th - 8th
Learners identify the factors that affect viscosity of substances. In this chemistry lesson plan, students define what viscosity is in their own words. They give real world applications of viscosity.
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Lesson Plan
Curated OER

Decode Word Is..

For Teachers 8th - 10th
Students solve problems using patterns. In this algebra activity, students identify the relation, domain and range of a function. They graph functions using coordinate pairs.
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Lesson Plan
Curated OER

Orangeburg Massacre

For Teachers 6th - 9th
Students study the Orangeburg Massacre. In this social studies instructional activity, students discuss the Civil Rights Movement and the protest movements that took place. Students examine the events that led up to the Orangeburg...
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Lesson Plan
Curated OER

Fibonacci Sequences Icebreaker

For Teachers 8th - 12th
Students explore Fibonacci sequences. In this math lesson, students identify the relationship between two numbers. Students use Fibonacci sequences to create algebraic equations.
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Lesson Plan
Curated OER

Thermoset Polymers

For Teachers 7th - 8th
Students complete a lab activity with polymers to allow them to better understand how to make "observations".  In this science lesson students make measurements and collect data.
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Worksheet
Curated OER

Vocabulary Word Search Puzzle

For Teachers 6th - 8th
In this literacy worksheet, learners find the words that are in the word search puzzle that focus upon the vocabulary that is from the theme of the sheet.
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Lesson Plan
Curated OER

Multiple Ways to Add and Subtract

For Teachers 3rd
Third graders recall multiplication facts to tens. They recall factors of numbers generated by multiplication facts to ten. Students become familiar with the use of brackets in notation. They multiply two digit numbers by a single...
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Lesson Plan
Curated OER

CEENBot Soccer

For Teachers 7th - 8th
Students research the history and uses of the different elements in the periodic table. In this chemistry lesson, students explain the significance of an element's valence electrons. They create a multimedia presentation of an element...
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Lesson Plan
Curated OER

Come Shine with Us: Floor Polish Testing and Industrial Science To Teach Critical Thinking

For Teachers 6th - 8th
Students discover that science relates to everyday life and see testing procedures used in an industrial laboratory. Students compare various brands of household and industrial floor polishes for specific criteria.
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Lesson Plan
Curated OER

Cannot Buy Me Love

For Teachers 6th - 9th
Students investigate the concepts that are related to finance and how it is used in the world. They take part in activities that are focused around the use of a spreadsheet while using a T-chart to simulate a ledger of credits and debits.
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Lesson Plan
Curated OER

Solving One Step Equations

For Teachers 9th - 10th
Young scholars observe and demonstrate the step-by-step process for solving one-step equations. They view a teacher-created PowerPoint presentation, solve one-step equations, and in small groups create a PowerPoint presentation.
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Lesson Plan
Curated OER

Fraction Trains

For Teachers 4th - 5th
Students examine how multiples of the denominator indicate that a fraction can be renamed as a whole number, and convert improper fractions to mixed numbers. Independently they read examples, and complete a variety of problems on a...