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Lesson Plan
Curated OER

Maximizing and Minimizing the Area of Rectangles Given a Fixed Perimeter

For Teachers 6th - 9th
Students explore the realms of measurement. In this math lesson plan, students analyze and solve problems in which rectangles with identical perimeters are compared to maximize or minimize area. This instructional activity can be...
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Lesson Plan
Curated OER

Buying on Credit

For Teachers 8th - 12th
Explore using credit in this financial responsibility and math instructional activity. Learn to identify the acronym of "PRT" as Principle x Rate x Time, then calculate interest based on this formula. Do some real-world problem solving...
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Lesson Plan
Curated OER

Introduce Vocabulary: Kindergarten Count to 100

For Teachers K
During read-aloud of Kindergarten Count to 100 by Jacqueline Rogers, children listen for context clues about vocabulary that includes the words "first," "second," and "third." I love the way vocabulary development skills are integrated...
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Worksheet
Math Worksheets Land

Adding Objects in Rectangular Arrays Independent Worksheet

For Students 1st - 3rd Standards
After analyzing objects arranged in rectangular arrays, youngsters write addition sentences to describe each. Model this for the class before they start, as the idea isn't completely clear. Note the third question may throw some students...
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Worksheet
DK Publishing

Addition: Count and Color, part 3

For Students K - 1st Standards
Approach addition with sets of objects to show scholars the operation visually. There are four sets of images here arranged as addends in an addition number sentence. Learners count them and color in the total in a final set. All answers...
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Worksheet
Curated OER

Counting Back

For Students 1st Standards
Where does the frog stop? Help youngster visualize subtraction with a frog on 10 steps. He starts on the step coordinated with the minuend and hops down based on the subtrahend. By doing this, scholars are counting on backwards and...
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Worksheet
Curated OER

Dividing by One-Digit Numbers

For Students 4th - 5th
Looking for a division drill including remainders? You've found one! There are 12 long-division equations here, and scholars show their work in solving each one. These all have three-digit dividends, one-digit divisors, and remainders....
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Worksheet
Curated OER

Expanded Form

For Students 1st - 2nd Standards
Explore place value through re-writing these two-digit numbers in expanded form. For example, 47 becomes 40 + 7. There is one example to model this, and scholars complete 14 more on their own. Be sure they understand this process as...
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Worksheet
Curated OER

Sorting 2-Dimensional Shapes

For Students 2nd - 4th Standards
Some shapes have square corners, and some do not. Scholars participate in a sorting activity as they determine if these 12 shapes have square corners, categorizing them based on this attribute. Encourage geometers to draw the square into...
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Worksheet
Curated OER

Halves

For Students 1st Standards
Is it half? There are three sections to this introductory fractions learning exercise focusing on halves. First graders begin by coloring half of five basic shapes, each of which already is divided into two parts. Next, they examine four...
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Worksheet
Curated OER

Identifying Patterns

For Students 3rd - 4th
Find the pattern! Eighteen number sequences challenge scholars to identify and complete the pattern, adding at least four digits to the given numbers. All the sequences here involve skip counting by various single-digit numbers,...
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Worksheet
Curated OER

Identifying Patterns

For Students 4th
Although this fractions exercise may seem difficult at first, it's really quite simple and intended for beginners to mixed numbers. Scholars complete 15 number sequences by adding two or three mixed numbers or decimal numbers. However,...
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Worksheet
Curated OER

Multiplying and Dividing by 10

For Students 2nd - 4th
Once young mathematicians understand how easy it is to multiply and divide by 10, they'll be hooked! They complete four sections of 12 problems each, all involving this skill. First, scholars find the product of various whole numbers...
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Worksheet
Curated OER

Digital Clocks

For Students 1st - 2nd
Don't skip over digital clocks when teaching youngsters how to tell time; here are 10 opportunities for them to practice with half-hour increments. For the first five, they write the time below each clock. The format is word form (half...
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Worksheet
Worksheet Web

Equivalent Fractions

For Students 3rd - 5th Standards
Learn how to identify equivalent fractions by using divisors. After reading and discussing the skill, young mathematicians solve two problems using visual fraction models, and then solve eight equivalent fraction problems that involve...
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Activity
Illustrative Mathematics

Salad Dressing

For Teachers 5th Standards
Aunt Barb's salad dressing is a mixture of oil, vinegar, salt, herbs, and a pinch of math. Fifth graders add the fractional measurements of ingredients to find a total amount. The fractions have unlike denominators. After finding the...
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Lesson Plan
Illustrative Mathematics

Games at Recess

For Teachers 5th - 7th Standards
A great non-calculation problem that lets your math minds explore without the pressure of the right answer. Your learners will have to compare boys and girls playing soccer and jump rope during recess. How many more boys than girls are...
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Lesson Plan
1
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Illustrative Mathematics

3-D Shape Sort

For Teachers K - 2nd Standards
From the apple on your desk and the coffee cup in your hand, to the cabinets along the classroom wall, basic three-dimensional shapes are found everywhere in the world around us. Introduce young mathematicians to the these common figures...
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Lesson Plan
Illustrative Mathematics

Sort and Count

For Teachers Pre-K - 1st Standards
Young mathematicians are on their feet and moving around in this primary grade sorting activity. After giving each child an object or picture card, they then sort themselves into groups, counting to see which has the most or least...
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Lesson Plan
Illustrative Mathematics

Weather Graph Data

For Teachers K - 2nd Standards
Teaching young mathematicians about collecting and analyzing data allows for a variety of fun and engaging activities. Here, children observe the weather every day for a month, recording their observations in the form of a bar graph....
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Lesson Plan
2
2
Illustrative Mathematics

Making a Clock

For Teachers K - 2nd Standards
Have a fun time teaching children to read analog clocks with this whole-group math activity. Using large sets of the numerals 1-12 and 0, 5, 10...55, the teacher creates a large clock on either the carpet or the white board, explaining...
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Worksheet
College of Marin

General Addition and Multiplication Rules of Conditional Probabilities

For Students 10th - Higher Ed Standards
Making connections between multiple methods of solving problems is an important part of understanding conditional probability. The lesson shows solutions to problems using Venn diagrams, tree diagrams, formulas, and two-way tables....
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Lesson Plan
West Contra Costa Unified School District

Solving Radical Equations

For Teachers 9th - 11th Standards
How can you make solving radical equations more engaging? Provide your math class with a hands-on activity that focuses on solving radical equations with flash cards. A warm-up and exit ticket flank direct instruction of the steps...
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Assessment
Achieve

Dairy Barn

For Students 7th - 10th Standards
Agriculture is truly a math-based profession! Help the dairy farmer determine the supplies needed to complete his barn. Using given dimensions, learners build equations and use units to determine the correct amount of materials.

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