Curated OER
To Half or Half Not
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...
Illustrative Mathematics
Representing Half of a Rectangle
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.
Curated OER
Half 1/2
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...
Curated OER
Halves
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...
Curated OER
Halves and Fourths
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...
Curated OER
Draw the Other Half
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,...
Curated OER
Get a Half Life!: Student Worksheet
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,...
Curated OER
Time Worksheet 2-On the Half Hour
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!
Illustrative Mathematics
Dividing by One-Half
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...
Curated OER
Finding a Half on a Number Line
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.
Curated OER
Hours and Half Hours of Time- Matching Worksheet
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...
Curated OER
Get a Half-Life Student Worksheet
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...
Kenan Fellows
Half-Life
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...
Curated OER
Half - A Fractions Lesson
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.
Curated OER
Halves And Fourths
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...
Curated OER
Half- Thirds- Quarters
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.
Curated OER
Fraction Halves
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.
Curated OER
Halves
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...
Time for Time
Telling Time: Telling Time: Half Hours
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...
Curated OER
Half Past Times
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...
Curated OER
Telling Time to the Half Hour
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.
Curated OER
Geometric Pictures of One Half
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...
Illustrative Mathematics
Which Pictures Represent One Half?
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...
Virginia Department of Education
Radioactive Decay and Half-Life
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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