Curated OER
Partitioning a Hexagon
The task at hand is to partition a hexagon into two, four, and eight congruent figures. Make sure to give your wizards a sheet of triangle grid paper on which to decompose the hexagons. Have them explain which rotations, reflections, or...
Curated OER
Reflecting a Rectangle Over a Diagonal
Use the handout as guided or independent practice in drawing a reflection of a rectangle over a line. Three rectangles are provided for practice in addition to a critical thinking question.
Curated OER
Areas of Geometric Shapes with the Same Perimeter
A triangle, square, hexagon, and circle all have a perimeter of one unit. Eighth graders must attempt to find the area of each and arrange them in order from least to greatest areas. A terrific task for applying four different area...
Curated OER
A Rectangle in the Coordinate Plane
A quadrilateral is drawn on the coordinate plane, and eighth grade geometers find the length of each side and the diagonals by applying the Pythagorean theorem.Â
Illustrative Mathematics
Comparing Snow Cones
Everyone wants to have the biggest snow cone possible, so would that be in cone-shaped cup or a more cylinder-style cup? Hungry geometry juniors compute the volume of each in this practical task.
Curated OER
Congruent Segments
The task, should your class decide to take it, is to list a series of reflections that transfer a line segment from one position to another.Â
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...
Environmental Protection Agency (EPA)
How Much Water Do You Use?
Incorporate reading strategies, math, research, and the scientific method into one lesson about water conservation. After reading a story about a landlady trying to determine how many people are living in an apartment, learners develop a...
Environmental Protection Agency (EPA)
The Case of the Mysterious Renters
Upper-elementary kids examine the water usage in their own home, then use that data to solve a case in which a landlady is trying to determine how many people are living in an apartment being rented. Combine math, scientific method, and...
Curated OER
Tests and Technology: The Tools Your Students Will Need
Tips for teachers and students as they navigate the new world of computer-based standardized assessments.
US Environmental Protection Agency
Sea Level: On the Rise
With the global temperature on the rise, the effects of climate change are starting to be seen. However, many people have a difficult time conceptualizing the long-term effects, such as sea levels rising. Given an easy and effective...
US Environmental Protection Agency
Carbon Through the Seasons
Meteorologists view an animated video by the Environmental Protection Agency to learn how the carbon cycle works, and then move into groups to analyze and graph actual data of the atmospheric carbon dioxide concentration from Hawaii's...
Curated OER
Frequent Assessments Guide Teaching: Part One
What assessment strategies work best for you? I use multiple checks for understanding to make sure my kids are building knowledge, not reinforcing mistakes.
Curated OER
Memorable Ways to Cover the Periodic Table
An exploration of the periodic table can lead to a discussion of the scientific process and the ways that our knowledge of this topic evolves and grows.
Curated OER
Review with Creative Writing
Connect a wide range of literature concepts where writers demonstrate mastery through creative writing.
Curated OER
Project-Based Learning Pitfalls
How to avoid the most common teacher mistakes in project-based learning.
Curated OER
Make Movies, Not Migraines
Use these free iOS and Android apps to produce high-quality video projects.
McAuliffe-Shepard Discovery Center
Global Warming in a Jar
This well-organized lab activity introduces earth science pupils to the greenhouse effect. They will set up two experiments to monitor temperatures in an open jar, a closed jar, and a closed jar containing water. Ideally, you would have...
Curated OER
The Five W's of Tax Day
Use April 15th to teach your students the fundamentals of the American federal tax system.
Teacher Stream
Mastering Online Discussion Board Facilitation
Build a class community, allow time for in-depth reflection and research, and facilitate the learning and writing process with online discussion boards! A resource delves into the benefits and purposes of discussion boards, as well as...
Khan Academy
Project: Make it Rain
Make it rain on your computer screen with this challenging JavaScript programming project. Modify the existing code of one little drop to create a downpour by using arrays and properties of arrays. But why stop there? How about some...
Khan Academy
Project: Build-a-House
Start with a basic house created in JavaScript code and practice programming with loops as you add rows of windows, grass, flowers, or trees. How about some apples growing in the trees? You get the idea. Your coding students can let...
US National Library of Medicine
Frankenstein: Penetrating the Secrets of Nature
Just because you can, should you? Reflections on the ethics and limits of medical research are prompted by a reading of excerpts of Mary Shelley’s Frankenstein, viewing of clips from the 1931 film, and examining sections of the online...
Curated OER
10 Tips for Keeping All Readers Accountable
Keep middle and high school readers accountable and push all students toward success by showing interest in their reading and testing the strategies below.