Worksheet
Curated OER

Number Detective: Worksheet 3

For Students 2nd - 3rd
In this math problem solving worksheet, students practice their subtraction and additions skills as they answer 12 short word problems.
Lesson Plan
Illustrative Mathematics

Making Hot Cocoa, Variation 1

For Teachers 6th - 7th Standards
Dividing with fractions can be a confusing task to some, but the activity illustrates how to make groups out of the problem and look at it visually. Use this problem with the lesson in the Additional Materials section to practice this...
Worksheet
Curated OER

Fractions and Percentages 9.1

For Students 4th - 6th
For these calculating and converting fractions and percentages worksheets, learners add and subtract fractions, solve word problems, and convert fractions to percentages and percentages to fractions. They solve 85 problems.
Activity
Education Development Center

Similar Triangles

For Students 8th - 10th Standards
Model geometric concepts through a hands-on approach. Learners apply similar triangle relationships to solve for an unknown side length. Before they find the solution, they describe the transformation to help identify corresponding sides.
Lesson Plan
EngageNY

Using Trigonometry to Find Side Lengths of an Acute Triangle

For Students 9th - 10th Standards
Not all triangles are right! Pupils learn to tackle non-right triangles using the Law of Sines and Law of Cosines. After using the two laws, they then apply them to word problems. 
Lesson Plan
Curated OER

Representing the Unknown

For Teachers 2nd
Second graders solve number sentences and examine how to apply basic operations of mathematics to those problems. They also use symbols to represent unknown numbers and how they are used in equations.
Lesson Plan
Curated OER

Vocabulary Dictionary Drill

For Teachers 3rd - 4th
Investigate vocabulary terms related to communities. First your class generates a list of vocabulary terms related to the study of communities. Working in small groups, they compete in a dictionary drill to discover the meaning of the...
Lesson Plan
Curated OER

Using Context Clues

For Teachers 3rd
Teach your third graders how to find the meanings of words using context clues. Using this reading lesson, discuss how readers can find the meaning of a word by using the sentences around it. They then complete a worksheet in which they...
Lesson Plan
Curated OER

Word Problems: Algebra

For Teachers 5th - 8th
Students discuss algebraic symbols, equalities and unknown quantities, review sample problems and complete associated worksheets.
Lesson Plan
Curated OER

Using Representations to Model Problems

For Teachers 5th
student make predictions or draw conclusions based on physical and visual representations of profit and sales. They model problems with physical materials and visual representations, and use models, graphs and tables to draw conclusions...
Lesson Plan
Curated OER

Worksheet Chapter 7.1 & 8.1 College Prep Algebra

For Teachers 9th - 12th
For this algebra worksheet, students solve equations through substitution and then solve for an unknown. They simplify division equations containing exponents and two variables and solve radical problems. This worksheet contains a...
Lesson Plan
Statistics Education Web

The Egg Roulette Game

For Teachers 9th - 12th Standards
Hard boiled or raw? Which egg will you get? A hands-on activity has scholars explore the impact of conditional probability. Based on a skit from the Tonight Show, pupils model the selection of the two types of eggs using beads. They...
Worksheet
Curated OER

Colligative Properties - Freezing Point Depression

For Students 10th - Higher Ed
In this freezing point worksheet, learners determine the freezing point of solutions at different concentrations. This worksheet has 9 problems to solve.
Lesson Plan
Alabama Learning Exchange

Mix it Up! Exploring the Commutative and Associative Properties of Addition

For Teachers 1st - 3rd Standards
Examine commutative and associative properties with your class. They'll explore the relationships between addition and subtraction and investigate patterns as they solve addition problems. Links to an assessment and a table game are...
Lesson Plan
Curated OER

Multiplying Polynomials

For Teachers 8th - 10th
Students explore multiplying polynomials. They observe solving polynomials using the standard order of operations, FOIL, and the box method. Throughout the demonstration, students explore strategies of solving word problems such as...
Lesson Plan
Curated OER

Law of Sines

For Teachers 10th - 12th
In this Law of Sines worksheet, students describe, in their own words, when to use the law of sines. They give an example of a problem using the law of sines. This two-page worksheet contains one problem and a sample answer.
Worksheet
Curated OER

Multiplication and Division Equations

For Students 4th - 6th
There is only one introductory algebra word problem here and an explanation is detailed below. Because of this format, consider projecting it as an all-class warm up. Learners examine a scenario where Sam can fill a box in three minutes,...
Lesson Plan
Curated OER

Dinosaur Math

For Teachers 2nd - 4th
Students read How to Train with a T.Rex and Win 8 Gold Medals and solve math problems.  In this dinosaur math lesson, students write a math story to go with the dinosaur story.  Students discuss the needed strategies. Students...
Lesson Plan
Curated OER

Context Clues

For Teachers 3rd - 4th
Students develop vocabulary using pre -reading strategies. In this language arts lesson, students discuss the intended message from observing a picture. Additionally, students explore guessing the covered word within a text.
Lesson Plan
Curated OER

The Language of Our World

For Teachers 7th - 9th
Students combine prefixes and suffixes to form nonsense words and sentences in the style of Lewis Carroll's "Jabberwocky."  In this "Jabberwocky" lesson, students brainstorm ways to decode an unfamiliar word and apply these skills...
Unit Plan
Common Core, Inc.

Multi-Digit Whole Number Subtraction

For Teachers 3rd - 4th Standards
A thorough exploration into subtracting multi-digit numbers, this series of lessons is an excellent way to guide learners of any skill level. With a step-by-step lesson plan and straightforward assessment tools, kids are sure to...
Lesson Plan
Curated OER

The Tangent Ratio

For Teachers 8th - 11th
Students calculate the tangent ratio given a right triangle. In this trigonometry instructional activity, students use a right triangle and the Pythagorean Theorem to solve problems.
Lesson Plan
Curated OER

Proportion

For Teachers 9th - 11th
Students investigate proportion and ratio. In this geometry activity, students set up the ratios of proportions correctly and solve for the unknown. They relate it to word problems.
Worksheet
Curated OER

Nuclear Decay

For Students 9th - 12th
In this nuclear decay worksheet, students read about alpha and beta decay and the isotopes formed by the reactions. Students solve nine problems including writing the equations for the decay of radioactive isotopes, identifying the...