Everyday Mathematics
Mathematics Within: Slope and Triangles
Learners discover a method for determining the slope of a line by creating and comparing similar triangles. They fold coordinate grids to make three similar triangles then measure the sides to compare the relationships between the...
NY Learns
Investigation - Looking at Polygons
Middle schoolers construct polygons by plotting points on a coordinate plane. Pupils connect the points and identify which polygons they have drawn. They will need graph paper to carry out the assigned activities. A vocabulary list,...
Curated OER
Multiplication Strategies - A Day at the Zoo
This is an amazing 33-page resource for teaching multiplication! Your mathematicians will discover the connection between multiplication and repeated addition. They also will work collaboratively with arrays while studying zoo animals....
Curated OER
Latitude
Your young geologists generate a graph given a table of values from the context of latitude and percent of the earth's surface north of that latitude. The questions in the activity then focus the learners to a deeper understanding of the...
Illustrative Mathematics
Why Does SSS Work?
While it may seem incredibly obvious to the geometry student that congruent sides make congruent triangles, the proving of this by definition actually takes a bit of work. This exercise steps the class through this kind of proof by...
Radford University
Skate Ramp
Going up and down makes a more exciting ride. Pupils recall what they know about continuity and limits of functions. Working in groups, classmates design a skateboard ramp that meets a given set of criteria, using at least three...
Baylor College
There's Something in the Air
Clever! In order to compare indoor and outdoor dispersal rates for the movement of gases and particles through air, collaborators will participate in a classroom experiment. Set up a circular grid and set students on lines that are...
Curated OER
Hoot: Vocabulary: Magic Squares
Define words with numbers in a fun vocabulary activity. Using words from Hoot by Carl Hiaasen, learners use a grid to match words and their definitions, and to find the magic number that is the same when the numbers are added from...
Curated OER
Grid it, Map it
Students participate in designing a city layout using grids and coordinates. They work on a city space and create a grid on a life size layout on the gym floor.
Curated OER
Grids and Coordinates
In this grids worksheet, students learn about grids, or coordinate plants, axes, coordinates, plotting and ordered pairs. They then complete the 5 questions using what they learned. The answers are on the last page.
Curated OER
First-Quadrant Grids
In this math worksheet, students analyze six first-quadrant grids. Students may use the grids for a variety of math activities, including plotting points.
Curated OER
Quarter-Inch Grid Paper
For this math worksheet, students analyze a piece of quarter-inch grid paper. Students may use the grid paper for a variety of activities, especially graphing.
Curated OER
First-Quadrant Grids
In this math worksheet, students analyze six first-quadrant grids. Students use the grids for a variety of activities, including plotting points.
Curated OER
10 X 10 Grid
In this math worksheet, learners analyze a ten by ten grid. Students may use the grid for a variety of activities, including creating shapes or making graphs.
Curated OER
Explorations for the Area Probability Applet
Math whizzes use the area probability applet to manipulate the size of the circle and the rectangle to explore the probability that a point in the rectangle is also in the circle.
Curated OER
One-Inch Grid
In this grid worksheet, students measure objects and color in boxes that make the appropriate length. The grid can also be used for graphing activities. The grid is 7 inches wide and 8 inches high.
Curated OER
Horizontal Bar Graph-- Blank Grid
In this math worksheet, students use the blank horizontal bar graph to record and display any data and to learn the correct way to generate a bar graph. Spaces are marked for students to write in the title and labels; intervals of 1-10...
Virginia Department of Education
Pythagorean Theorem
Investigate the meaning of the Pythagorean Theorem through modeling. After comparing the area of the square of each side, individuals cut triangles and squares to facilitate the comparison.
EngageNY
An Exercise in Creating a Scale Drawing
Design your dream classroom. The lesson plan contains an exercise to have teams create a scale drawing of their dream classroom. Pairs take the measurements of their classroom and furniture and create a scale factor for them. To finish...
Shodor Education Foundation
Data Flyer
Fit functions to data by using an interactive app. Individuals plot a scatter plot and then fit lines of best fit and regression curves to the data. The use of an app gives learners the opportunity to try out different functions to see...
Ohio Literacy Resource Center
Solving Systems of Linear Equations Graphing
Do you need to graph lines to see the point? A thorough lesson plan provides comprehensive instruction focused on solving systems of equations by graphing. Resources include guided practice worksheet, skill practice worksheet,...
Shodor Education Foundation
Squaring the Triangle
Teach budding mathematicians how to square a triangle with an interactive that shows a graphical proof of the Pythagorean Theorem. Pupils alter the lengths of the legs using sliders. Using the inputted lengths, the applet displays the...
Curated OER
Coordinates and Perimeters
Here is a lesson containing a great activity based on coordinates, and the perimeters of shapes created using a given set of coordinates. After youngsters creat a shape on a grid based on some coordinate pairs, they must identify which...
Curated OER
Scaled Measurements
Introduce youngsters to the concept of scale measurement and the uses of scale drawing. They are provided with an explanation and then given two examples of how scale measurements work. This would be a good resource to use prior to...