101 Questions
Canadian Thanksgiving Tradition
It's all about the portion size! Given a photo of a pumpkin pie, learners work to determine the number of calories that are missing. Supplemental information provides the angle of the piece that is missing as well as the nutritional...
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 2
To solve or not to solve that is the problem. A slide presentation of 17 items show different ways that Smarter Balanced assesses Claim 2, problem solving. The items span from sixth and seventh grade concepts to highlight the...
CCSS Math Activities
Smarter Balanced Sample Items: 7th Grade Math – Claim 3
Does the explanation make sense? Sample items highlight claim three, communicating reason, in the Smarter Balanced assessments. Teachers use the 16 items to help show pupils the importance of communication and reasoning within...
CK-12 Foundation
Linear Equations: Deep Dish Pizza
Explore the volume of solids with a real-life connection. Learners calculate the volume of a deep-dish slice of pizza to determine its price. They model the slice as a part of a cylinder and create a formula for calculating the cost.
Curated OER
Chapter 7 Final Review Extra Problems
In this Geometry review worksheet, students describe the relationships of two common triangles. They find the area of a segment created by a given sector of a circle for two circles. Students find the length of an arc bounded by the...
Curated OER
BMX Math
Students investigate circles using a BMX path. In this circles lesson, students use technology of various kinds to create a BMX track. They use Moodle to develop their lesson and as they investigate the area and perimeter of a circle....
Curated OER
Chapter 7 Final Review Extra Problems: Triangles
In this triangles worksheet, high schoolers respond to 4 short answer problems. Students describe side relationships of different types of triangles. High schoolers find the area of a segment formed by a sector.
Curated OER
Right Triangles
In this right triangles worksheet, 10th graders solve and complete 5 various types of problems. First, they solve each of the triangles shown and find the area of each triangle. Then, students find the perimeter and area of the regular...
Curated OER
Governance- Grade 9
Ninth graders participate in talking circles about how their classroom will function. For this self-governance lesson, 9th graders participate in talking circle activities to create rules that will govern their class. Students compare...
Curated OER
Secants, Tangents and Arcs
Students identify chords and angles. In this geometry lesson, students calculate the length of the chords inside and outside of-the circle. They differentiate between tangent and secant lines.
Curated OER
Circling the Square: Boxing Ring Match
Students analyze the specifications and construction of modern boxing rings. They calculate the area of circles and rectangles by different methods. They compare and contrast different areas in the ring used for attack and defense.
Curated OER
SAT Problem Solving Practice Test 08
In this problem solving worksheet, students answer 10 multiple choice SAT practice problems. Students find the area of circles, slope of a line, solve absolute value inequalities, etc.
Curated OER
Circles in the Landscape: Irrigating Oklahoma Crops
How do you grow crops in a area with insufficient rainfall? Why you irrigate, of course. Class members investigate irrigation systems by designing a system of their own. After examining irrigation related concepts, vocabulary terms, and...
Curated OER
Rhyme at Circle Time
Students demonstrate proper hand washing techniques. In this personal hygiene instructional activity, students listen to included rhymes about cleanliness and identify the rhyming words. Students share situations where hand washing is...
Curated OER
Evidence of Change Near the Arctic Circle
Learners analyze graphs and make conclusions about climate change. In this climates lesson students produce graphs and identify relationships between parameters.
Curated OER
Task: Grain Storage
Farming is full of mathematics, and it provides numerous real-world examples for young mathematicians to study. Here, we look at a cylinder-shaped storage silo that has one flat side. Given certain dimensions, students need to determine...
New York Science Teacher
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger...
Curated OER
The Ants Go Marching
Integrate art, math, life science, music, and fun in this beginning addition and subtraction activity. Children kinesthetically represent adding and subtracting numbers to 10; they stand up one at a time as you count forward and sit down...
Northeast Foundation for Children, Inc.
Classroom Setup: Grade 3
There's a lot of thought that goes into setting up safe and supportive classroom environments. From establishing a whole group meeting area and arranging desks, to organizing classroom supplies and creating bulletin board displays,...
Curated OER
Discovering Pi
Students relate Pi to a circle. In this circles instructional activity, students identify the different properties of two dimensional objects. They relate Pi to the circumference, diameter and area of a circle .
Curated OER
Arcs and Sectors
In this arcs and sectors learning exercise, 10th graders solve and complete 2 different types of problems. First, they find the radius of a circle with a given circumference. Then, students find the perimeter of the given sector and the...
Curated OER
Approximation of Pi
High schoolers explore the concept of Pi. In this Pi lesson, students measure the circumference and diameter of a circle. High schoolers record the diameter and circumference measurements from their classmates. Students...
Curated OER
Tangents, Secants, and Chords
In this tangents, secants and chords worksheet, 10th graders identify and solve 48 different problems that include using 3 different theorems for defining circles. First, they determine the area of each circle with C as the center and a...
Curated OER
The Workshop
Kids take a critical look at each other's work in order to understand the editing process while providing constructive suggestions. This handout really sets learners up to successfully offer constructive critique to their...