CK-12 Foundation
Writing Basic Equations: Stars and Moons
You'll be over the moon about finding a useful resource for describing patterns. Aspiring mathematicians drag moon and star shapes to complete a shape pattern. Additionally, they must write an algebraic equation to describe the pattern.
Curated OER
Clay Portrait Project
Students discuss facial proportions and mix colors similar to flesh tones. For this art lesson, students draw and paint a portrait and then translate this image into a 3D form using clay.
Curated OER
What a Square
Students examine the painting "Old Man With A Gold Chain" by Rembrandt. They identify geometric shapes in the painting, measure these shapes and compare the relationships of these measurements.
Curated OER
Contour Wrapped Animal Portrait
Students will select a high interest animal portrait. After completing an n accurate light line drawing, the portrait will be finished using contours lines constructed of implied wrapping using pencil and pen. The eyes will be completed...
Curated OER
Discovering Art - Scott Gallery: Shape
Students study geometric, naturalistic, and abstract shapes in art. They review the names of shapes and name them in the portrait, Breakfast in Bed by Mary Cassatt. They simulate a baby as in the portrait and discuss the shapes. They...
Curated OER
Portrait of the Artist - Georgia O'Keeffe
Young scholars study the work of Georgia O'Keefe. They use a digital camera or scanned images from a regular camera and the PhotoShop application to create a landscape of their own which reflects the important shapes or objects in their...
CK-12 Foundation
Polygon Classification
Polly want a polygon? Young mathematicians sort shapes using an interactive. They classify the shapes as convex polygons, concave polygons, or not polygons.
CK-12 Foundation
Mode: Boxes of Oranges
See how your data stacks up. Pupils stack crates of oranges in increasing order, creating a simple bar graph. Using the graph, individuals determine measures of center and describe the shape of the distribution. Scholars determine what...
Curated OER
Van Gogh Self-Portrait
Young scholars explore using digital cameras to take their own photograph and then download them to the school's Dell computers. They then utilize the Tool Factory Workshop program to manipulate the photograph to only a few basic colors...
CK-12 Foundation
Linear Systems with Addition and Subtraction: Fill in the Boxes 1
Eliminate a color by dragging shapes. The interactive provides a graphical color display that allows for pupils to solve a linear system by elimination. Learners combine figures following set rules for positive and negative shapes. The...
CK-12 Foundation
Linear Systems with Addition and Subtraction: Fill in the Boxes 2
Systematically combine shapes to arrive at one solution. The resource models a system of linear equations using colored shapes. Pupils follow rules to combine circles and squares to add the two equations together, resulting in one...
CK-12 Foundation
Understand and Create Histograms: Histograms
Determine the shape of weight. Using the interactive, class members build a histogram displaying weight ranges collected in a P.E. class. Scholars describe the shape of the histogram and determine which measure of central tendency to use...
CK-12 Foundation
Factor Pairs: Flower Garden
Arrange the dimensions of Marissa's rectangular flower garden so that 12 flowers can be grown. How many factor pairs does the number 12 have? What dimensions are necessary for a square shaped planter?
CK-12 Foundation
Angle-Angle-Side Triangles: Garden Gate
Good fences make good gardens. Individuals use an interactive to see how angles and sides relate in a triangular-shaped garden fence. They apply the Law of Sines to find the length of the garden gate (third side of triangle) given two...
CK-12 Foundation
Graphs of Systems of Linear Inequalities in Two Variables: President Jefferson's Octagonal Home
Mathematically complete a set of blueprints. Using eight linear inequalities, pupils create a blueprint of Thomas Jefferson's home. Individuals graph the linear inequalities and position the solution of the inequalities before...
CK-12 Foundation
Mineral Formation: Evaporating Lake
Get crazy for crystals! Junior geologists learn the secrets of crystal formation through lecture, reading, and examples. Other topics include common ionic compounds found in fresh and salt water, the effects of location on forming...
CK-12 Foundation
Venn Diagrams: T-Shirt Mystery
Sorting your t-shirts is easy with Venn diagrams. Individuals use a drag and drop interactive to classify shapes on t-shirts into Venn diagrams. A set of challenge questions tests whether the classification is correct.
CK-12 Foundation
Points that Partition Line Segments: Cutting a Log
Teach ratios of line segments using an interactive approach. Scholars examine a line segment in the shape of a log and use their knowledge of ratios to divide it into various partitions. As an introductory lesson, the segment has a...
CK-12 Foundation
Ellipses Centered at the Origin: Lithotripsy
Investigate ellipses through the lens of medical applications. Pupils use a medical scenario to determine the equation of an ellipse. By using the interactive, learners determine the foci and major and minor axes of the ellipse that...
CK-12 Foundation
Conversion of Decimals, Fractions, and Percents
Five questions—true or false and multiple-choice—challenge mathematicians to convert decimals, fractions, and percents. An interactive table displays how to write a portion of shapes in a variety of ways. A discussion question concludes...
Curated OER
Drawing Lessons
Pupils recognize and respond to the content of visual art using art vocabulary. They recognize the differences between art materials, techniques, and processes.
Curated OER
The Value of a Nation's Currency Goes Beyond Its Price
Sixth graders explore the connection between a nation's currency and its values by analyzing dollars, francs and euros. They discuss how the mottoes, designs, and portraits imprinted on currency are a reflection of heritage and cultural...
Curated OER
Look Before You Think: How To Appreciate a Painting
Students develop an elementary understanding of the history of art. They study the basic elements of a painting including perspective, composition, color, light and symbolism. They look at each selected painting and analyze it, moving...
CK-12 Foundation
Identify Accurate Drawings of Triangles: Law of Cosines
Drawing triangles is easy, even if you have to calculate the exact length of its sides. Scholars use the Law of Cosines to find missing sides of triangles. An interactive helps them check their answers.