Rational Number Project
Rational Number Project: Initial Fraction Ideas
Deepen the fractional number sense of young learners with this introductory lesson on equivalent fractions. After completing a short warm-up activity, children go on to work in pairs using fraction circles to complete a table of...
It's About Time
Special Relativity
According to Einstein's Theory of Special Relativity, time moves slower when you're working. That's not quite what it says, and in a hands-on lesson, pupils learn the actual theory. Scholars plot the half life of muons, then compare it...
Curated OER
Equivalent to a Half
How can fractions that look different be considered equivalent? Answer that questions with this informative and easy to follow resource. Fractions are shown in numeric and picture form to reinforce how the are equivalent. The process for...
Province of Nova Scotia
Fraction Strips
How can you tell how many thirds are in a whole? Or twelfths? Use a fraction strips worksheet to visualize how many parts are in one whole.
Curated OER
Fraction City
Learners calculate equivalent fractions, solve the addition of fractions of like and unlike denominators, and compare fractions using fraction strips. They fold paper strips into equal parts, thirds, sixths, ninths, and twelfths, and...
Curated OER
Making Two-Dimensional Shapes
Find the shapes that fit. Pupils explore visual discrimination in a set of geometry worksheets, which has them examine shapes that have been divided in half. They observe a set of shapes to determine which of them would fit into each...
Curated OER
Making Two-Dimensional Shapes
Which shapes fit? Learners practice visual discrimination using a geometry worksheet, which has them examine shapes that have been divided in half. They observe a set of shapes to determine which of them would fit into each half of the...
Curated OER
Dividing into Two Parts — Halves
In this fractions worksheet, students divide pictures into halves to introduce them to fractions. Students complete 3 sets of problems.
Curated OER
Finding half
Studentts comprehend how to find half of an object. They divide groups of items in half and students complete a worksheet on halves. Students read "Jump, Kangaroo, Jump! as an introduction to fractions. They watch as the teacher writes...
Curated OER
Fractions and Halves
Fourth graders examine halves of a whole and discover through activities that they must be exactly equal in size. Working with Geoboards and Dot-Paper Squares, the class practices finding halves that are both congruent and incongruent.
Curated OER
Get a Half-life!
Students explore decay functions and the half-life of a substance. Through an M&M activity with calculators, students collect and graph data. They determine the linear, quadratic and exponential functions of the graph. Students...
Curated OER
Find 2/3
This short problem with representing fractions on a number line is more than meets the eye. Labeled only with the numbers zero and 1/4, a number line is used to locate the fraction 2/3. A solution can be found in multiple ways, but young...
Curated OER
Lines of Symmetry
Do your learners know that letters of the alphabet have lines of symmetry? Well, some of them do. Scholars examine nine symmetrical letters and draw in the line of symmetry for each (one of them has two!). They also complete six letters...
Curated OER
Working with Half-Life
In this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.
Curated OER
Half-Life
In this half-life worksheet, students are guided through the steps of solving radioactive decay problems. They solve nine problems finding rates of decay, half-life and quantities of substances remaining after given amounts of time.
Curated OER
Time: hour and half hour
In this time activity, students write the time to the hour or half hour for each clock. Students complete 9 problems total on this activity.
National Museum of Nuclear Science & History
Nuclear Popcorn
Make your lesson on radioactive decay pop with this lab exercise. Using popcorn kernels spread over a tabletop, participants pick up all of those that point toward the back of the room, that is, those that represent decayed atoms. As the...
Math Worksheets Land
Comparing Fraction and Equivalence
Which ones are equivalent? Scholars examine four fraction models to determine which ones represent the same fraction. This is a great way to help kids with numerators and denominators, as they can physically count the total number of...
Rational Number Project
Initial Fraction Ideas Lesson 9 Overview
Visual models support young mathematicians with exploring equivalent fractions. Starting with a quick warm-up problem, children go on to work through a series of guiding practice problems before working with a partner identifying and...
Curated OER
Fractions and Wholes
Lower elementary learners recognize solid shapes distributed for making fractions. Each individual uses a wheel and determine which part of a fraction is missing. This is a great lesson for your visual learners!
Curated OER
Fraction Models
Approach fractions with these visual models which serve to reinforce numerators and denominators as well as simplifying improper fractions. Scholars examine segmented shapes and fill in a fraction to represent the shaded region. For the...
EdHelper
Fractions
In this online fractional parts learning exercise, third graders read descriptions of fractions and choose the corresponding pictures, color fractional parts, identify shaded parts, draw lines to show fractions, and draw lines of...
Curated OER
Quarters
Set up youngsters for fraction success years down the road with this focus on quarters. They begin with examining five shapes that have been equally segmented into four parts. Using one example as reference, learners shade a quarter of...
Illustrative Mathematics
Fractions and Rectangles
Visual models are excellent teaching tools when explaining equivalent fractions. Looking at a rectangle cut into twelfths, students first identify the shaded fraction, and then explain whether the fraction is equal to one-fourth....