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 worksheet.
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 worksheet provides an extremely quick review of half-hour time increments. It features both digital and analog time clocks, which is great practice!
Curated OER
Locating Fractions Greater than One on the Number Line
Supplement your instructional activity on improper fractions with this simple resource. Working on number lines labeled with whole numbers between 0 and 5, young mathematicians represent basic improper fractions with halves and thirds....
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
Halves And Fourths #2
Early learners look at the pictures given and color one part to identify if it is 1/2 or 1/4. They then circle the correct fraction that they created.
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
Fractions: Thirds and Fifths
Show the class the differences between thirds and fifths. Each slide provides visual information describing what the part whole relationship is for fractions involving thirds and fifths. The last slide encouages learners to identify or...
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
Fractions Worksheet 1 - Rectangles
Young learners read 2 examples of how to write fractions to show how much of a rectangle is shaded. Then students look at 9 diagrams of rectangles that have shaded areas. They write the fractional equivalent. Then they shade 3...
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...
Curated OER
Doubles and Halves 3
Build mental math skills by teaching learners to double and half three-digit numbers. They start out by doubling one of seven double-digit numbers. Next, they discuss their strategy, and then practice doubling and halving 3-digit...
Curated OER
Fraction Bingo
Bingo! Call out fractions to discover which scholar can accurately identify the fraction shape, and get five in a row first. Halves, thirds, fourths, fifths, sixths, sevenths, eighths, ninths, and tenths are the identifiable fractions on...
Exploratorium
Radioactive Decay Model
Toss 100 pennies (or poker chips or any other two-different-sided objects) and remove all of those displaying tails. Line them up and repeat. The lines of pennies collected get smaller each time, successfully representing half-life.
Curated OER
Half Math
In this beginning fractions worksheet, students solve four problems in which the same geometric figure is divided in half two different ways.
Curated OER
Harry Potter and the Half-Blood Prince Quiz
In this online interactive reading comprehension worksheet, students respond to 25 multiple choice questions about Rowling's Harry Potter and the Half-Blood Prince. Students may submit their answers to be scored.
Curated OER
Half Math Quilt
Help your third graders become familiar with equivalent fractions for one-half by having them create a quilt. They will use triangles to create a quilt of equivalent fractions over a period of 6 days. As they create the quilt pieces they...