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...
Creative Educator
Dream Room Design
Junior designers brainstorm the elements that a bedroom might have, such as a bed, television, and dresser. They identify which items are needs and which are desires. They practice measurement skills in the classroom by determining its...
Curated OER
Line of Symmetry
Where is the line of symmetry in these shapes? Review this concept using the visual guide at the top of the page, explaining how some shapes have multiples lines. Consider demonstrating this concept with large cut-outs, physically...
Curated OER
The Same
These monsters are only half-drawn! Challenge scholars to observe the line of symmetry and draw in the other half to reflect the first half. There are six simple monsters in all, and scholars can color them in once finished (encourage...
Curated OER
Lines of Symmetry
Drawing lines of symmetry helps scholars understand shape attributes, basic fractions, and equality. They determine how many lines each of these nine shapes has, using an example as reference. Consider having learners cut out a set of...
Curated OER
Symmetry
Where is the line of symmetry? Learners begin by drawing in a line to split three images evenly in half, using an example as reference. Encourage them to think about physically folding the picture to solidify this concept. Next, they do...
Curated OER
Symmetry
Do these dotted lines indicate symmetry? Some of them do, and scholars determine which ones in 12 different images. Because some of these are tricky, it may be helpful to have large versions of these shapes printed and cut out. This way,...
Tech4Learning
Fantastic Fractions
Learners study how shapes can be divided into equal parts, that each part be equal to its counterpart, and combining parts equals one whole. They make the shapes out of modeling clay and take digital pictures of its parts to create an...
Pennsylvania Department of Education
Using Polygons to Represent Fractions
Explore the world of fractions by using pattern blocks to show how different shapes can divide a hexagon. Elementary schoolers work in groups to complete these problems and to answer questions. Later, they work complete an independent...
Math Worksheets Land
Partitioning Circles and Rectangles- Independent Practice
Start simple by using a shape-partitioning worksheet. Scholars begin by segmenting basic shapes in halves and quarters. On the second page, they move on to more complex shapes, such as a heart and a cross, also partitioning them in half...
EdHelper
Fractions
In this online fractional parts worksheet, 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 symmetry....
CK-12 Foundation
Add and Subtract Three Mixed Numbers: Walking to School
Mixed numbers are the focus of a five-question interactive. Scholars move fraction pieces into strips and equations to find solutions. Questions challenge participants with multiple-choice, a true or false, and one discussion.
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...
Math Worksheets Land
Partition Circles and Rectangles - Independent Practice Worksheet
What fraction is filled in? Scholars examine five shapes, divided into equal sections. They determine what fraction is filled and select the corresponding numeral fraction from a set of four choices. If your learners haven't begun...
Math Worksheets Land
Partition Circles and Rectangles - Matching Worksheet
What are these familiar shapes divided into? Practice with segmented shapes. Pupils examine five shapes, each broken into two, three, or four equal parts. They connect the shape with one of the five answers: thirds, 1/4, halves,...
Curated OER
Pizza for Everyone
Pizza is the inspiration for the cross-curricular lesson detailed here. Start out with a poem about pizza and move into a discussion about balanced eating. To close the language arts portion of the lesson, ask your pupils to write...
Rational Number Project
Initial Fraction Ideas Lesson 4: Overview
First-time fraction fiends make paper-folding models for unit and non-unit fractions. They follow teacher-led directions to make models that show 2, 3, 4, 6, 8, and 12 equal parts. An array of fraction review worksheets are...
Math Salamanders Ltd.
One Quarter of Shapes 2
In this fraction practice worksheet, fourth graders color one-quarter of each cube diagram shown and write the amount shaded. Each diagram is a cube grid in which students must color one-fourth of the cubes and then count to create a...
Curated OER
A Field of Beans
Beans, or legumes as they are sometimes called, are the topic for an integrated multi-subject lesson plan. Youngsters will read, write, observe, and research everything there is to know about beans. They read a bean story, conduct a bean...
Shodor Education Foundation
Shodor Interactivate: Lesson: Intro Fractals: Infinity/self Similarity/recursion
Explore fractions, ratios, area, and perimeter through guided practice lessons.
Shodor Education Foundation
Shodor Interactivate: Area (Elementary)
In this lesson students will practice finding the area of rectangular shapes and irregular shapes with right angles and understand why the area formula works for rectangular shapes. CCSS.Math.Content.3.MD.C.5.b A plane figure which can...
Shodor Education Foundation
Shodor Interactivate: Lesson: Area Explorations
In this lesson students will practice finding the area of irregular shapes with right angles and understand that there are different methods for calculating area.
PBS
Pbs Learning Media: Comparing Regular and Irregular Areas
The CyberSquad proves that the area of Hacker's land is equal to the area of Judge Trudy's land in this video segment from Cyberchase.
University of Texas
Inside Mathematics: Half and Half [Pdf]
This task challenges a student to demonstrate understanding of one-half in a geometric context.