Curated OER
Increasing and Decreasing Functions
Students discuss the process involved in increasing and decreasing functions. In this calculus lesson, students analyze functions based on increasing, decreasing, constant, concave up, concave down and point of inflection. They base...
Science 4 Inquiry
Trick or Science: Catching the Light
Your class might be surprised to learn that mirrors have been around since the first century AD! Young scientists explore reflection and refraction of light through a series of challenges. They use this knowledge to design their own...
Curated OER
Math 155 - Worksheet 13. Intervals
In this interval worksheet, students find the intervals of increase and decrease and all local extrema. They sketch a graph of the function and describe the intervals of concavity and all inflections points. This two-page worksheet...
Curated OER
Chapter 8 Worksheet 1: Polygons & Angles
In this polygon worksheet, students find the sum of the interior angles of a polygon. They determine the perimeter of equilateral figures, identify concave and convex figures and explore the characteristics of equilateral, equiangular...
Curated OER
World of Quadrilaterals
Students define the importance of the properties of quadrilaterals. In this quadrilaterals instructional activity, students identify the general properties of and compare and contrast the properties of convex and concave quadrilaterals....
Shodor Education Foundation
InteGreat
Hands-on investigation of Riemann sums becomes possible without intensive arithmetic gymnastics with this interactive lesson plan. Learners manipulate online graphing tools to develop and test theories about right, left, and midpoint...
CK-12 Foundation
Area Sums: Estimation with Rectangles
The more rectangles, the better the estimate. Using the interactive, pupils explore estimating the area under a curve using left-hand sums. Learners respond to challenge questions on how to get better estimates using the same technique.
Curated OER
Comparison of Images Formed by Plane, Cylindrical, and Spherical Mirrors
Students observe how reflections differ in various types of mirrors. In this reflection lesson, students use cylindrical mirrors, plane mirrors, and concave mirrors to observe how each reflects the student's face.
Physics LAB
Spherical Mirrors
In this mirrors worksheet, students identify the equation that describes the relationship between the mirror's focal length and its radius. Students compare images reflected through concave mirrors and different distances. This worksheet...
Curated OER
Light - Stop Faking It!
This well-designed presentation covers many important aspects of the science behind light. In it, pupils view slides that have a lot of the important vocabulary associated with science, slides of famous scientists who made important...
Exploratorium
Laser Jello
The concepts of refraction and reflection gel with your physical science class during this colorful exploration. Shining lasers through Petri-dish-shaped gelatin desserts, they will notice how the light travels and bounces off the sides....
Curated OER
Sharing Brownies: Fractions That Represent a Fair Share
Elementary graders discover the concept of fractional pieces of a whole. They investigate the meanings of fractions in everyday life and why they are used. Pupils divide brownies amongst each other to demonstrate the use of fractions...
West Contra Costa Unified School District
Matching Quadratic Functions
Ever sigh when learners ask why they have to know so many different forms of the quadratic equation? Here is a lesson that comes in handy! Using hands-on matching activities, quadratic equations are explored through their graphical...
West Contra Costa Unified School District
Families of Functions Sort
Have some fun with functions with a short activity that asks learners to first sort scatter plot in terms of their correlation. They then sort graphs of different types of functions in terms of key features, such as slope.
Illustrative Mathematics
Identifying Quadratic Functions
Put your high schoolers to the test and see how well they know their quadratic functions. With excellent thought-provoking questions, learners use what they know about creating quadratic equations based off different pieces of...
Illustrative Mathematics
Identifying Quadratic Functions (Vertex Form)
Pupils calculate the equation of a quadratic in vertex form from a specific graph and determine an equation that would fit the description of a parabola. The final question determines the individuals' understanding of the signs of the...
Teach Engineering
Acoustic Mirrors
Investigate sound waves with acoustic mirrors. Using audio software, groups make recordings of musical instruments, both with and without acoustic mirrors. They compare the recordings to see the effect of acoustic mirrors on sound waves.
Curated OER
Landforms of Illinois
Fifth and sixth graders are introduced to the primary landforms of Illinois and discover how they were created. Landform cards are made for each pupil. They use the twenty-questions format until they have identified each one. Then,...
Exploratorium
Rotating String Shapes
Here is a very interesting way of studying triangles and polygons. Pupils work together and use pieces of string to create a variety of shapes. Depending on how many kids are manipulating the string at any one time, the number of...
Exploratorium
String Shapes
You'd never have guessed it, but simple pieces of string make a fabulous manipulative for the study of geometry! In the fine lesson plan here, young mathematicians use string to make a variety of polygons. Pupils sit in various...
Dick Blick Art Materials
Have a Ball!
M.C. Escher's "Hand with Reflecting Globe" and the work of Dick Termes, inspire this activity. Kids check out their reflection in a Christmas ornament or a bubble filter and recreate this distorted image on a vinyl ball.
West Contra Costa Unified School District
Conics Introduction and Parabolas
Where did conic sections get their name? The equation and graph of a parabola are developed from the definition of the conic section. Teacher examples on graphing the equation and writing an equation from the graph round out the plan.
West Contra Costa Unified School District
Particle Motion
Derivatives are useful for many things — they can even keep track of particle motion. An informative lesson plan provides an introduction to the idea of the second derivative in particle motion. Class members determine the velocity...
EngageNY
Graphing Quadratic Equations from the Vertex Form
Graphing doesn't need to be tedious! When pupils understand key features and transformations, graphing becomes efficient. This activity connects transformations to the vertex form of a quadratic equation.