Curated OER
Complex Roots: A Graphical Solution
Using their Ti-Nspire to determine the solutions of parabolas, students explore the concept of complex roots. Students determine if parabolas have real or complex roots. Students determine the the axis of symmetry and the...
Curated OER
Investigating Lengths of Segments in a Triangle
Pupils explore the midsegment of a triangle in the geometry lesson. They draw and measure the segment joining the midpoints of the two sides of a triangle and compare its length to the length of the third side of the triangle. The...
Curated OER
Angles of a Triangle
Learners explore the measures of the angles of a triangle in this geometry lesson. They use Cabri Jr. to investigate the sum of the measures of the interior angles of a triangle, and examine the relationships between the interior and...
Curated OER
Altitude, Median, and Angle Bisector of a Triangle
Learners investigate the special properties of an altitude, a median, and an angle bisector and explore how these special segments divide the area of a triangle. The dynamic nature of Cabri Jr. allows pupils to form and verify conjectures.
Curated OER
Classifying Triangles by the Length of the Sides Using Cabri Jr.
Learners follow detailed directions to create triangles on their graphing calculator. In this properties of triangles lesson plan, they will create triangles on their calculators using the Cabri Jr. application. They then identify three...
Curated OER
From Mark Twain to David Bowie: The Artistic Persona vs. The Individual
High schoolers explore the concept of public image. In this public persona lesson, students discover what public image is and discuss the role of an author's life when interpreting pieces of their work.
Curated OER
Incidents in the Life of a Slave Girl - Essay Questions
In this literature worksheet, students respond to 31 short answer and essay questions about Harriet Jacobs's Incidents in the Life of a Slave Girl. Students may also link to an online interactive quiz on the novel at the bottom of...
Curated OER
Interesting and Motivating End of the Year Lessons
Motivating end of year activities which can help social studies teachers make their last few lessons have an impact.
Curated OER
The Making of the Declaration of Independence
Students can delve into how Thomas Jefferson's words in the Declaration of Independence changed history.
Curated OER
Telecommunication
Each of these slides has notes for a teacher to support the activities that are planned for the students. The slides give details and facts about sound waves. Although this slide show delivers useful information about the sound waves,...
Curated OER
Real Numbers in the Real World
Delve into the concept of operating on the set of real numbers! In this operating with the set of real numbers lesson, pupils perform order of operations on the set of real numbers using a calculator.
Curated OER
How the West Was One - Three x Four
While this lesson provides a motivating and interesting way to review the concept of the order of operations, it involves the use of software called How the West Was One + Three x Four. There are also other resources that are referenced,...
Curated OER
Genetic Engineering
Students identify relationships between scientific concepts and their historical roots. They discuss and debate issues of ethics in science, specifically on the concept of genetic engineering and describe the processes of cloning and...
Curated OER
Writing a Screenplay
It's time to make a movie! Kids follow 15 steps to take their movie ideas from concept to script, following clear examples. The resource includes creative ways to guide learners into developing a few words and concepts into fully...
Curated OER
Earth Moon Scaling
A wonderful lesson incorporating math and physics skills along with specific details about the planetary bodies. The cross-curricular approach makes for a valid activity to challenge multiple ages and abilities. Your class could work in...
University of California
Artificially Selecting Dogs
Selective breeding has resulted in some novel and beautiful or useful dogs over the years. Using the American Foxhound as an example, genetics learners find out how and why they came about. Then, in small groups, they select breeds to...
Curated OER
Likely Outcomes
A coin toss is a simple and fun way to help youngsters discovery probability. Preferably in partners, they first predict what would happen if they tossed two coins 48 times. How often would two heads show up? Two tails? How about one of...
Howard Hughes Medical Institute
Population Dynamics
Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...
Curated OER
Watershed Works: Unit 1
By constructing a watershed model and identifying watershed features in it, they discover how water erosion changes the landscape. As with most watershed modeling activities, this one is costly in terms of time and materials. It is,...
NOAA
Lost City Chemistry Detectives
In 1977, scientists discovered hot springs in the middle of deep, cold ocean waters near the Galapagos Islands. Scholars research the chemical reactions that explain what scientists found at the Lost City. A discussion connects many...
Curated OER
Friar Margil and the Spanish Missions
Students examine the concepts of diversity and assimilation. They identify the validity of sources and recognize bias, and create original illustrations from the students' point of view which show the impact of the Spanish friars on the...
Howard Hughes Medical Institute
Gorongosa: Making Observations Activity
Do you have young scientists wanting to make new discoveries rather than just completing the same experiments? Young scientists use their observational skills to identify animals and patterns in animal behavior. Through tracking...
NTTI
What Size Is It Anyway?
A fabulous plan on teaching basic concepts of measurement to young learners. Pupils use nonstandard units to measure length, practice using a ruler and a yardstick, compare the length of two objects, and perform estimations of length....
Harper Collins
Beverly Cleary Memory Game
Where is Henry Huggins? Class members craft playing cards for a memory game. One side features a description or an illustration of a memorable scene, the title of the book and the names of major characters, or a description about...