Curated OER
Toothpicks and Timber
Young scholars problem-solve how to log five acres. Working in pairs, they construct models of logging sites before and after the trees are harvested. they paint their models and include other environmental details.
Curated OER
The Chinese Zodiac
Students create their own personalized Zodiac page on a word processing
document after researching and discussing the origins of Zodiak signs. This lesson does include resource links and may be controversial.
Curated OER
Math: A Geometric Neighborhood
Students, as a final project, draw a picture of their ideal neighborhood on a sunny day. In addition to the sun, their drawings include homes, trees, streets, and selected objects. Each object in their drawing has a written description...
Curated OER
BASEBALL HOME RUN
Learners determine whether a hit baseball is a home run or not by utilizing parametric equations to describe the path of the ball. They assess the importance of angles and velocity needed to hit a home run. In addition, in their own...
Curated OER
ndirect Measurement Technique: Using Trigonometric Ratios
Ninth graders find the height of an object that would be difficult or impossible to measure directly. They construct and use a Clinometer to measure the angle of elevation (or depression). Students create a sketch of the measurement...
Curated OER
Speed + Graphing = Winners!
Fifth graders take addition timed tests every day for a two week period. Using the data from the timed tests, they create a bar graph using Microsoft Excel computer software, a personal bar graph using graph paper and colored pencils,...
Curated OER
Insects
Students, through books, videos, and readings, explore characteristics of insects. In groups, they choose an insect to research. Students discover their insect's diet, how they move, and where they live. Afterwards, they use the facts...
Curated OER
Soaring Through Space With a Kid Pix Slide Show
First graders create a slide show on Kid Pix about space. In this space lesson plan, 1st graders will explore the earth, sun, moon, and planets. After exploring their motions and locations around the sun, they create a 4 page slide show...
Curated OER
Fraction Manipulatives
In these fraction worksheets, 5th graders use the fraction manipulatives to help them learn and visualize fractions. Students then solve 5 fraction problems.
Curated OER
Pattern Using Unit Cells
Students explore the pattern of the unit cell. In this science lesson, students color the unit cells on a worksheet and create a pattern using unit cells.
Texas Education Agency
Texas Gateway: Algebraic Expressions to Represent Angle Properties in Circles
Given numerical and/or geometric patterns that represent angle relationships in circles, the student will investigate inscribed angle relationships.
Government of Alberta
Learn Alberta: Math Interactives: Exploring Circle Geometry Properties
Investigate circles, namely their angles, chords, and tangents using this highly interactive Learn Alberta math. Explore a number of circle geometry properties that can be used to determine unknowns. Be sure to follow the link to the...
Cuemath
Cuemath: Circles
Explore everything about circles. Learn various parts of a circle like a diameter, radius, circumference, circles chord, tangent circles, major arc, segment, sector, and discover other interesting aspects of it. Try your hand at solving...
Texas Education Agency
Texas Gateway: Making Conjectures About Circles and Angles
Given examples of circles and the lines that intersect them, the student will use explorations and concrete models to formulate and test conjectures about the properties of and relationships among the resulting angles.
Maths Challenge
Maths challenge.net: Three Circles
This is a proof problem, considered a "three star" geometry problem requiring knowledge of proofs and properties of circles.
CK-12 Foundation
Ck 12: Geometry: Properties of a Circle Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide reviews the terminology for circles (tangent, arcs, central angles) and the equation for a circle.
CK-12 Foundation
Ck 12: Geometry: Arcs in Circles
[Free Registration/Login may be required to access all resource tools.] This concept teaches students properties of arcs and central angles in circles. Students examine guided notes, review guided practice, watch instructional videos and...
CK-12 Foundation
Ck 12: Geometry: Inscribed Quadrilaterals in Circles
[Free Registration/Login may be required to access all resource tools.] This concept teaches students properties of inscribed quadrilaterals in circles.
Math Open Reference
Math Open Reference: Circle
Learn about circles with this handy reference guide. Provides a detailed definition, examples, and interactive activities that enhance further explanation. Includes links to related topics.
CK-12 Foundation
Ck 12: Geometry: Inscribed Angles in Circles
[Free Registration/Login may be required to access all resource tools.] This concept teaches students properties of inscribed angles and how to apply them.
CK-12 Foundation
Ck 12: Geometry: Arcs in Circles
[Free Registration/Login may be required to access all resource tools.] In this lesson students apply the properties of arcs and central angles. Students examine guided notes, review guided practice, watch instructional videos and...
Illustrative Mathematics
Illustrative Mathematics: F Tf Properties of Trigonometric Functions
The goal of this task is to use the unit circle and rigid transformations in order to establish some fundamental trigonometric function identities. Aligns with F-TF.A.2 and F-TF.A.4.
Texas Instruments
Texas Instruments: Exploring the Unit Circle
In this activity, students explore the properties of a unit circle and its mapping functions.
Illustrative Mathematics
Illustrative Mathematics: G Gpe Slopes and Circles
The purpose of this task is to lead students through an algebraic approach to a well-known result from classical geometry, namely, that a point X is on the circle of diameter AB whenever angle AXB is a right angle. This consists of...