EngageNY
Similar Triangles in Circle-Secant (or Circle-Secant-Tangent) Diagrams
First angle measures, now segment lengths. High schoolers first measure segments formed by secants that intersect interior to a circle, secants that intersect exterior to a circle, and a secant and a tangent that intersect exterior to a...
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...
Math Worksheets Land
Partitioning Circles and Rectangles - Step-by-Step Lesson
Rather than a activity, this teacher resource is a one-page, scripted answer sheet for a guided lesson on partitioning circles and rectangles. First or second graders are asked to identify which figure shows halves. While the pupil...
Basic Handwriting for Kids
Prewriting Practice: Right Fourth and Half Circles
For this prewriting practice worksheet, learners trace and print right fourth and half circles starting from the top line and the middle line. Students complete three writing activities.
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...
Math Worksheets Land
Pie or Circle Graphs Problems - Independent Practice Worksheet
Third graders take a set of data and turn it into a pie graph with an independent worksheet. Containing 10 sets of data, the resource reinforced data analysis skills that pupils can use throughout a graphing unit.
Curated OER
All Kinds of Numbers
Count and compare numbers and fractions using "greater than" and "less than." Learners count on by 2s and 10s and represent the end number with base ten blocks, counters, and cups. They use circle stickers to illustrate fractions and...
Virginia Department of Education
Arc Length and Area of a Sector
What do skateboarding and baked goods have in common with math? You can use them to connect half-pipe ramps and cakes to arcs and sectors. Pupils compare the lengths of three different ramp options of a skate park. They calculate the...
Inside Mathematics
Circles in Triangles
Challenge the class with inscribed circles in triangles. The assessment task requests class members use their knowledge of circles and right triangles to prove two triangles are congruent. They go on to utilize their knowledge of...
EngageNY
Mid-Module Assessment Task: Pre-Calculus Module 4
Challenge scholars to show what they know about properties and addition and subtraction formulas for trigonometric functions. The resource provides a mid-unit check on the progress toward mastery of trigonometric concepts. The areas...
Dick Blick Art Materials
Start with a Circle...
The Golden Ratio. The Divine Proportion. Yup. It's math and art blended into one colorful activity. Young artists combine colored tissue paper circles and parts of circles to create geometric patterns. As a bonus, kids get to figure out...
Illustrative Mathematics
Coins in a Circular Pattern
What starts as a basic question of division and remainders quickly turns abstract in this question of related ratios and radii. The class works to surround a central coin with coins of the same and different values, then develops a...
Houghton Mifflin Harcourt
Unit 6 Math Vocabulary Cards (Grade 4)
In need of math vocabulary cards? Use a set of 66 vocabulary cards with topics focused mostly on geometry terms. Each sheet has two cards on it. The top half has the word printed in bold text, while the bottom half has the card with...
Curated OER
Teaching Fractions-Thirds
If you have The Hershey Chocolate Candy Bar book, reading it makes an alluring anticipatory activity for a lesson plan on fractions. Learners use paper cutouts to consider the concept of thirds. The lesson plan concludes with a...
EngageNY
Secant Lines; Secant Lines That Meet Inside a Circle
Young mathematicians identify different cases of intersecting secant lines. They then investigate the case where secant lines meet inside a circle.
EngageNY
Construct a Square and a Nine-Point Circle
Anyone can draw a square, but can you CONSTRUCT a square? Here is a resource that challenges math scholars to create steps to finish their own construction. They test their ability to read and follow directions to complete a construction...
MENSA Education & Research Foundation
Pi Day Fun!
In this multi-faceted introduction to pi, participants perform a bevy of pi-related activities. Ranging from measuring household items to singing pi songs and reading pi stories, this fun and non-intimidating resource serves to bring up...
Curated OER
Music Twister
Distinguish the sound of musical notes and correctly name them. In this music instructional activity, participate in a game of musical twister where the circles are renamed with musical note names. Additionally, display recognition of...
Curated OER
Rhythm
Third graders sing in 3/4 meter with an upbeat. They write a poem using descriptive words. Students move at different speeds to show quarter, half and eigth notes. They play a math game involving the number of beats a quarter, half and...
Curated OER
Measure the Width in Meters
Three pairs of objects are measured against rows of squares, each of which represents a meter of length. Scholars "measure" the objects based on these units, circling the one that is larger. One thing to note here is that this doesn't...
K12 Reader
The Important Apostrophe: Their, They’re, and There
They're going to be there with their family. Class members practice using and identifying the correct use of they're, there, and their with a skills practice worksheet. The top half of the worksheet gives brief background information on...
Novelinks
The Graveyard Book: Concept Analysis
Neil Gaiman's award winning children's fantasy novel, The Graveyard Book, is the focus of a literary analysis overview. Those new to the novel can decide whether the book is appropriate for whole-class discussion or as a book circle...
Math Worksheets Land
Partitioning Circles and Rectangles - Matching Worksheet
This geometry idea is simple enough, but you'll need to note the typos in the directions. Learners match quarters and halves on the right to their whole shapes on the left. The shapes on the left are divided to make this concept easier...
101 Questions
Lucky Cow
Cutting the cheese isn't a joke. Scholars observe a wedge of cheese and must determine how to cut it in half horizontally. They apply their knowledge of sectors to determine the most accurate way to slice the cheese.