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Lesson Plan
Curated OER

To Half or Half Not

For Teachers 4th - 5th
Jump into equivalent fractions using these fun scenarios for mathematicians to solve. First, they use geoboards to find different ways to divide a rectangle in half. Then, an alien from the planet Fractional is after one half of their...
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Assessment
Illustrative Mathematics

Representing Half of a Rectangle

For Students 2nd Standards
Did you know one half of a rectangle be represented in more than one way? Young mathematicians choose the rectangles that represents one half with an instructive activity.
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PPT
Curated OER

Half 1/2

For Teachers K - 1st
Introduce the concept of fractions to very young children. They see images of objects cut in half. They then complete a series of activities where they color half of each given image, then cut and paste two halves together to create one...
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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

Halves and Fourths

For Students 2nd - 4th Standards
Young mathematicians may not love fractions, but do they love sandwiches? How about cake? Use this visual fractions activity to represent fractions in a relatable way. Scholars start by coloring segmented shapes to indicate halves and...
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Worksheet
Curated OER

Draw the Other Half

For Students 1st - 2nd Standards
How can you make the two halves symetric? Scholars use the concept of symmetry to complete five images which are only half-drawn. The fun part about this exercise is that they aren't copying geometric shapes. There is a face, sun, kite,...
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Worksheet
Curated OER

Get a Half Life!: Student Worksheet

For Students 6th - 8th
Upper elementary or middle schoolers will explore non-linear functions, graphing, and the curve of best fit through real-life data collection and trial analysis. They explore the concept of half-life and radioactive decay using M&Ms,...
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Worksheet
Curated OER

Time Worksheet 2-On the Half Hour

For Students 6th
Have your learners recently been introduced to telling time in Spanish? This instructional activity provides an extremely quick review of half-hour time increments. It features both digital and analog time clocks, which is great practice! 
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Lesson Plan
Illustrative Mathematics

Dividing by One-Half

For Teachers 4th - 6th Standards
Understanding when to divide by two or one-half can be confusing. Here is an activity that gives four different scenarios. It is up to your number crunchers to decide if they divide by two or one-half. The easiest way to approach the...
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Worksheet
Curated OER

Finding a Half on a Number Line

For Students 2nd - 4th Standards
Introduce your math class to fractions with this worksheet. Six number lines are provided, and learners must fill in the missing numbers. Some blanks are whole numbers, and some are half numbers. Numbers up to 48 are shown.
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Worksheet
Curated OER

Hours and Half Hours of Time- Matching Worksheet

For Students 1st - 3rd
What time is it? It's time to learn how to read analog and digital clocks! There are three analog and two digital clock faces here, each reading a time on the hour or half-hour. Learners examine and match them to the written-out versions...
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Worksheet
Curated OER

Get a Half-Life Student Worksheet

For Students 6th - 8th
Young scientists use a worksheet to help them perform a lab on the decay of a radioactive element. The worksheet serves as both a task guide and a lab sheet for pairs of learners. This activity requires a calculator and has excellent...
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Lesson Plan
Kenan Fellows

Half-Life

For Teachers 9th - 12th Standards
Scholars shake their way to understanding half-life with the help of candy. They observe and record which side candy lands on to graph the exponential decay in the fifth lesson of seven integrating chemistry and algebra. Combining...
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Lesson Plan
Curated OER

Half - A Fractions Lesson

For Teachers 1st
First graders explore the fraction half. In this fractions instructional activity, 1st graders watch a video that show the half fraction. They divide a Kit Kat bar in half and do a fraction activity sheet. 
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Lesson Plan
Curated OER

Halves And Fourths

For Teachers 1st
Young learners start out by going to the board to draw lines through shapes to identify halves. Then they are given a square of paper and are directed to fold the paper into halves and then into fourths. They color the halves and fourths...
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Worksheet
Curated OER

Half- Thirds- Quarters

For Students 2nd
A one page worksheet for early fraction learners. They check 3 diagrams in which a shape is analyzed and the indicated part is marked as: one half, one third, or one quarter.
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PPT
Curated OER

Fraction Halves

For Teachers 1st - 2nd
When you cut an object into two equal parts, you're creating halves or fractions. Introduce the numerator, denominator, and what they represent to your class. They review what a fraction is and then label the images that are halves.
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PPT
Curated OER

Halves

For Teachers K
Here is a clever way to have young mathematicians practice halving numbers. In each slide, two identical dice are shown. For example, one slide shows two dice with four dots each showing. The question is, "Half of 8 is......?"  A good...
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Lesson Plan
Time for Time

Telling Time: Telling Time: Half Hours

For Teachers 1st - 2nd Standards
The whole class discusses the differences between the two clocks: digital and a clock with hands. They discuss the differences between the hour hand and minute hand. Students are taught telling time to the half hour. They are introduced...
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PPT
Curated OER

Half Past Times

For Teachers 1st - 2nd Standards
Learning how to tell time on an analog clock can be tricky for some kids. Start with the basics and teach them to determine the half-past time. There are five clocks shown. Learners draw in the times indicated, each time is half-past the...
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Worksheet
Curated OER

Telling Time to the Half Hour

For Students 1st - 2nd
First and second graders use the half hour increments displayed by the clock hands to determine the time to the half hour. Telling time to the half-hour can be tricky. This instructional activity provides valuable practice.
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Activity
Curated OER

Geometric Pictures of One Half

For Teachers 3rd Standards
A learning task that involves creative ways of thinking permits children to use paper models as a way to visualize the fraction one-half. Learners can fold or cut their models in such a way that the unshaded regions, and shaded regions...
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Assessment
Illustrative Mathematics

Which Pictures Represent One Half?

For Students 2nd Standards
Which image represents one half? Answer the question surrounding four shapes, some of which represent one half and others representing a different amount. The last two questions ask learners to explain why some shapes represent one half...
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Lesson Plan
Virginia Department of Education

Radioactive Decay and Half-Life

For Teachers 9th - 12th Standards
Explain the importance of radioactive half-life as your high school biologists demonstrate the concept by performing a series of steps designed to simulate radioactive decay. Pupils use pennies to perform an experiment and gather data....

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