Curated OER
How using number patterns help us add or subtract
Second graders use a number line to understand multiples. In this number line lesson, 2nd graders use a floor size number line and calculate problems with multiples. Students complete a worksheet with multiples.
Curated OER
Fair Shares and Geometric Spirals
Students tackle the problem of how to divide a triangular piece of land fairly among four people. They decide whether their method of fair division always works or if it only works in special cases.
Illustrative Mathematics
Joining Two Midpoints of Sides of a Triangle
Without ever using the actual term, this exercise has the learner develop the key properties of the midsegment of a triangle. This task leads the class to discover a proof of similar triangles using the properties of parallel lines cut...
MENSA Education & Research Foundation
Fabulous Fibonacci and His Nifty Numbers
Fibonacci numbers are not only found in the classroom but also in nature. Explore the concept of Fibonacci numbers through a series of lessons designed to gain insight into the mathematical reasoning behind the number pattern, and spark...
PBS
Stories of Painkiller Addiction: The Cycle of Addiction
Drug addiction, including prescription drug addiction, begins with a reason that's different for every user. High schoolers learn more about the reasons people begin abusing drugs with a set of videos and worksheets that discuss four...
Curated OER
Using Random Sampling to Draw Inferences
Emerging statisticians develop the ability to make inferences from sample data while also working on proportional relationships in general. Here, young learners examine samples for bias, and then use random samples to make inferences...
EngageNY
Congruence Criteria for Triangles—AAS and HL
How can you prove it? Guide classes through an exploration of two possible triangle congruence criteria: AAS and HL. Learners connect this criteria to those previous learned and also explore criteria that does not work. The lesson...
Curated OER
Identifying Lines of Symmetry and Creating Reflections over a Line
Fifth graders review the concept of a line of symmetry by using pieces of paper that have pictures such as, letters of the alphabet, polygons, and designs made from polygons in order to determine if they have symmetry. The fine, two-hour...
Foreign Policy Research Institute
Ancient History: The Importance of Logistics in Greek & Roman Armies
Before one can understand the military tactics practiced throughout history, he needs to become familiarized with tactics practiced in the ancient past. Learners take a critical look at the military logistics used by Alexander the Great...
Curated OER
The Call of the Wild: Activities
“There is an ecstasy that marks the summit of life” and an excitement that comes with finding a good teaching resource. Included in a richly detailed packet designed to accompany The Call of the Wild, are a tableaux exercise, a silent...
Curated OER
About Faces and Fractions
Third graders review concepts of fractions, and one-half. They discuss self portraits and the relationships of eyes, nose and mouth to the whole face. Students create base-line self-portraits. On the second day, 3rd graders observe and...
Curated OER
Ocean Exploration: Shapes and Patterns Under the Sea
So many shapes in our vast oceans. Young explorers can discover new shapes in a variety of ways in this lesson. One way is having free exploration with a pattern shape kit handed out by the teacher. Another is by viewing a video, Ocean...
Curated OER
Chapter Tableaux: Visualizing The Call of the Wild
Do your young readers have difficulty visualizing what they read? Although the activity described here is for The Call of the Wild, the strategy could be used with any narrative. At the conclusion of each chapter of Jack London’s novel,...
PHET
CME Plotting
Young scientists build on their previous knowledge and apply it to coronal mass ejections. By plotting the path of two different coronal mass ejections, they develop an understanding of why most don't collide with Earth.
Illustrative Mathematics
Regular Tessellations of the Plane
Bringing together the young artists and the young organizers in your class, this lesson plan takes that popular topic of tessellations and gives it algebraic roots. After covering a few basic properties and definitions, learners attack...
Curated OER
Dinosaur and DNA Days
Biology stars extract DNA samples from beef thymus and then examine its properties. They use enzymes to digest the DNA samples, and then use electrophoresis to separate fragments. Finally, they discuss methods and principles of...
Curated OER
Exploring Infinite Series through Baravelle Spirals
Learners are introduced to the concept of convergent infinite series using a recursive geometric construction. They explore the concept of a convergent infinite series using partial sums. Students use formal calculations, visualizations,...
University of Maine
Don’t Fall Into the Thinking Trap
The final lesson in a three-part healthy living series has class members examine five thinking traps that distort how they perceive themselves and/or situations. They also learn strategies that help stop the downward spiral and get them...
Teach Engineering
The Fibonacci Sequence and Robots
What better way to introduce the idea of a sequence than with robots! An educational lesson explains the classic Fibonacci sequence before pupils build and program a robot to move. Additionally, the lesson challenges individuals to...
Curated OER
Using Ratios
Students study the Golden Ratio and its relationship to Renaissance artists. After exploring proportions and ratios used by Renaissance artists, students create a mix of ten variations of color paint, and record the ratios of primary...
Curated OER
There's Gold in Them Thar Ratios
Students draw a model of the bunny problem which generates the Fibonacci Sequence, spirals generated from golden rectangles and golden triangles; identify the golden ratio in the human body, and find the Fibonacci numbers in nature.
Curated OER
Wind
Students make a wind vane, anemometer, wind spiral, and wind streamer to calculate wind movement. In this wind lesson plan, students test each of their wind instruments, and graph the results of the wind speed in different locations.
Curated OER
Galaxies
Tenth graders explore the structure and content of galaxies. Through discussion, lab, and hands-on activities, they discover the general structure of the three types of galaxies as well as the effect they have on the structure and...
Curated OER
The Diary of Anne Frank
Sixth graders explore journal writing. In this writing lesson, 6th graders use the published diaries of Anne Frank and discuss the entries in her journal. Students write in their own journal for a week and create a one page summary on...