Lesson Plan
Curated OER

Growing Rock Candy

For Teachers 3rd - 5th
Students observe the growth of rock candy. In this crystal growth lesson plan, students make rock candy and measure the crystal growth over five days.
Worksheet
Curated OER

Kakuro Puzzle

For Students 1st - 12th
In this math worksheet, students solve the number puzzle looking for the missing values. The sheet is intended to be a teacher's guide.
Lesson Plan
Curated OER

Math Jeopardy

For Teachers 4th - 12th
Students play a game to practice concepts and principles that can be adapted to any subject.
Worksheet
Curated OER

Verifying Segment Relationships

For Students 10th
In this verifying segment relationships worksheet, 10th graders solve two proofs by following the same format used in algebra. They complete each of two proofs by naming the property that justifies each statement given. Students also...
Interactive
Curated OER

My Test Book: Money Problems

For Students 2nd - 3rd
In this online interactive math skills worksheet, students solve 10 multiple choice math problems that regarding money. Students may view the correct answers.
Lesson Plan
Curated OER

Blueberries for Sal

For Teachers K - 2nd
Students read the book "Blueberries for Sal" and complete various computation math activities with blueberries. In this computation lesson, students complete number sentences, play guessing games, and solve story problems using...
Worksheet
Curated OER

Integer Magic Squares

For Students 1st - 5th
In this math worksheet, students find the values along the diagonals using integers to become the sum known as the magic number.
Lesson Plan
Curated OER

Pythagorean Theorem

For Teachers 6th - 8th
Middle schoolers investigate the concept of the Pythagorean Theorem. After conducting independent practice to find the hypotenuse of a triangle, they work with the teacher using examples in the lesson plan. The direct instruction is...
Worksheet
Curated OER

Missing addends

For Students 2nd - 3rd
For this addition worksheet, students complete number sentences with their missing addends with numbers less than 15. Students complete 10 multiple choice questions.
Lesson Plan
Curated OER

Water Works Wonders

For Teachers K - 1st
Students examine where water is found in the world, how we use it, and the various forms it takes. They observe the refraction of light through a prism, record the day and night sky over a week's time, and create a topographic model of...
Lesson Plan
Curated OER

Estimation With Whole Numbers

For Teachers 6th - 8th
In this elementary math worksheet, learners find the answers to the 10 problems written in the multiple choice format in order to develop critical thinking skills.
Lesson Plan
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Delaware Math Cadre Elementary Committee

Operations and Algebraic Thinking

For Teachers 4th Standards
How to use the relationship between multiplication and division to solve math word problems is the focus of the lesson presented here. In it, fourth graders work in groups to solve problems posed by the teacher. Then, each group is given...
Lesson Plan
Curated OER

Water Cycle

For Teachers 3rd - 7th
Young scientists explore Earth elements by conducting an experiment. They define water vocabulary terms such as condensation and precipitation. In addition, they conduct a water experiment in which they build a terrarium, so they can...
Lesson Plan
Curated OER

Three-Digit Addition

For Teachers 3rd - 4th
Students work with hundreds place value, create and manipulate three-digit addition problems, and add three-digit numbers.
Lesson Plan
Curated OER

Monitoring Math with a Statistical Spreadsheet

For Teachers 4th - 6th
Young scholars use a spreadsheet to compute landmark statistics of a math quiz. This lesson can be ongoing throughout the school year and it integrates mathematics curriculum and technology in a simple format for student use.
Lesson Plan
Curated OER

Two-Dimensional Drawings from Three-Dimensional Objects

For Teachers 6th
Sixth graders identify and draw two-dimensional representations of a three-dimensional object. Students investigate the views of an object and determine that three views are required (front, one side and the top). Students use these...
Lesson Plan
Curated OER

Understanding Cloud Formation

For Teachers 3rd - 5th
Students read and relate the poem, "Clouds" by Aileen Fisher to a demonstration on cloud formation. They create clouds in jars using ice water and matches then discuss the ways clouds can be used to predict weather.
Lesson Plan
Curated OER

Number Sense Sampler

For Teachers 1st
First graders illustrate a math problem with counters while reading story books, such as Margie Burton's "Add the Animals". They demonstrate a positive learning attitude toward mathematics and communicate clearly in oral, artistic,...
Worksheet
Curated OER

Add 29, 39, 49 To Any 2-Digit Number

For Students 4th - 5th
In this addition worksheet, students solve 18 problems in which the number 29, 39, or 49 is added to a two digit number. There are no hints or examples. Problems are in horizontal format for mental math.
Worksheet
Curated OER

Subtraction Of a One Digit Number From a Two Digit Number

For Students 3rd - 4th
In this subtraction worksheet, students solve 15 problems in which a one digit number is subtracted from a two digit number. Some problems will require regrouping. Problems may need to be rewritten on another paper as they are in...
Lesson Plan
Curated OER

Understanding number to 100

For Teachers 3rd - 5th
Students research equivalent representations of numbers using the base 10 system. In this Base 10 lesson, students examine place value, representations of numbers, and multiples of one, ten, and one-hundred.
Unit Plan
Core Knowledge Foundation

Rocks & Minerals

For Teachers 4th - 7th Standards
Take young geologists on an exploration of the rock cycle with this six-lesson earth science unit on rocks and minerals. Through a series of discussions, demonstrations, and hands-on investigations your class will learn...
Lesson Plan
Curated OER

Super Science By Any Means Necessary!

For Teachers 11th - 12th
The animated S2 Unit will use the adventures of a Super Hero and her sidekick to teach basic science and math concepts. Educators can use comic books, Saturday Morning Cartoons and the adventures of Super Heroes to teach a nine-week...
Handout
Curated OER

Word Problems Review Sheet

For Students 11th - 12th
Word problems can make even expert mathematicians go blank. Practice solving word problems with an extended version of the GUESS method (givens, unknowns, equations, solve, substitute), which adds the steps of drawing a diagram, making...