Interactive
Curated OER

Mixed Frequency Signals

For Students 10th - Higher Ed
In this electrical worksheet, students interpret schematics to answer a series of 31 questions about mixed frequency signals. This worksheet is printable and the answers are available on-line.
Lesson Plan
Curated OER

Properties of Logarithms

For Teachers 10th - 12th
In this logarithm worksheet, students describe the steps in solving logarithm problems.  They determine the value of given logarithms and justify their answers.   This three-page worksheet contains 7 problems. ...
Lesson Plan
Curated OER

Pythagorean Relationships

For Teachers 9th - 12th Standards
Oh that Pythagorean Theorem is so useful. Learners engage in a 45 minute learning activity that requires them to solve for missing angles and sides of a right triangle. They'll use the Pythagorean Theorem to find the rations of sides and...
Lesson Plan
Curated OER

Subtraction

For Teachers 1st - 2nd
Students explore subtraction. In this mathematics lesson, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds to...
Lesson Plan
Curated OER

Reaction Time

For Teachers 3rd
Third graders review important vocabulary to explain measures of central tendency and reaction time. In pairs, they measure reaction time of dropping and catching a ruler. Data is collected after repeated catches and information is...
Worksheet
Curated OER

Unit 2 Quantities Review

For Students 9th - 12th
In this quantities in chemistry activity, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
Worksheet
Curated OER

6: Adding with Negative Numbers

For Students 6th - 8th
For this adding negative numbers worksheet, students solve three multi-part short answer problems. Kids add negative integers. Students evaluate addition and subtraction expressions for given values.
Worksheet
Curated OER

The Christmas Shoppe A

For Students 4th - 8th
In this math word problems worksheet, learners solve word problems based on the sales of the Christmas shop items in the chart. Students solve 4 problems.
Worksheet
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The Christmas Shoppe C

For Students 4th - 6th
In this math word problems learning exercise, students solve word problems based on a chart of Christmas items for days Monday through Saturday. Students complete 4 word problems.
Lesson Plan
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Mean, Median, and Mode

For Teachers 7th
Seventh graders examine the uses of mean, median, and mode. They define key vocabulary terms, observe the teacher model examples of mean, median, and mode, and discuss real world examples of central tendency of sets of data. Students...
Lesson Plan
Curated OER

Properties of the Centers of a Triangle

For Teachers 9th - 12th Standards
High schoolers investigate properties of the four centers of a triangle and explore a special property of the circumcenter and orthocenter of a triangle. This instructional activity requires the use of Cabri, Jr.
Lesson Plan
Curated OER

Teenage pregnancy trends in Canada

For Teachers 9th - 12th
Students analyze demographic data relating to teen pregnancy trends. They develop skills to locate and interpret data. They discuss the factors that influence teenage pregancy such as social, economic, and educational issues.
Worksheet
Curated OER

Add Decimal Tenths (A)

For Students 3rd - 4th
In this math worksheet, students solve 32 subtraction problems. For each problem, students add whole numbers with decimals from the tenths place.
Worksheet
Curated OER

Revise Understanding Subtraction

For Students 2nd - 3rd
In this subtraction worksheet, students find the difference and check by adding. In this problem solving worksheet, students solve and check seven problems.
Worksheet
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Add Decimal Hundredths (C)

For Students 3rd - 4th
In this addition of decimals to hundredths place value learning exercise, students rewrite the horizontal numbers and add with regrouping. Students solve 32 problems.
Worksheet
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Add Decimals Hundredths (F)

For Students 3rd - 4th
In this addition of decimals to the hundredths place value activity, students rewrite the horizontal problems and add with mixed regrouping and no regrouping. Students solve 32 problems.
Worksheet
Curated OER

Equations using Visuals

For Students 7th - 9th Standards
In this algebra worksheet, students write equations from a given diagram. They relate these problems with functions having to do with inputs and outputs. There are 10 diagrams to be deciphered.
Worksheet
Helping with Math

Writing Simple Equations

For Students 8th - 10th Standards
For this simple equations worksheet, students examine diagrams and write equations to support the information in the diagram. This one-page worksheet contains 10 problems. This worksheet may be completed on-line or produced in printed...
Worksheet
Curated OER

Arithmetic Revisions

For Students 9th - 11th
In this algebra worksheet, students perform basic addition and subtraction operations by finding the missing digits. There are 30 questions dealing with multiplication, addition and graphing.
Lesson Plan
Curated OER

The Exponents Rules

For Teachers 7th - 8th
In this exponent rules worksheet, students solve and complete 6 various types of problems. First, they complete the chart shown by first giving the question. Then, students expand the question and find the answer using the rules for...
Interactive
Curated OER

AC Phase

For Students 10th - Higher Ed
In this AC phase worksheet, students answer 24 questions about AC and DC voltages, phasor diagrams, sine wave graphs and Lissajous figures.
Interactive
Curated OER

Estimating and Rounding

For Students 6th - 7th
In this estimation and rounding worksheet, students solve ten multiplication problems by using estimation and rounding skills. This is an interactive worksheet.
Worksheet
Curated OER

Area

For Students 7th - 8th
In this area worksheet, students solve and complete 20 different problems that include the measurement of various figures. First, they determine the area of each of the triangles, parallelograms and trapezoids. Then, students determine...
Lesson Plan
Curated OER

Exploring Data Sets and Statistics in Baseball

For Teachers 9th - 12th
Students explore the concept data sets.  In this data sets lesson, students find the 5 number summaries for salaries of teachers and compare them with 5 number summaries of professional baseball players.  Students use box and...