Curated Video
Congruent Figures and Symmetry
A video entitled “Congruent Figures and Symmetry” which models how to determine if figures are congruent and where lines of symmetry can be drawn.
Curated Video
Same Area, Different Perimeter
“Same Area, Different Perimeter” explains how rectangles that have the same area can have different perimeters.
Curated Video
Square-by-Square Drawing
This video demonstrates how to transfer information square by square from a reference image to a new surface using the grid transfer process.
Curated Video
Square-by-Square Illustration
This video shows the addition of color in the style of photorealist Chuck Close using oil pastels to an enlarged portrait created by the grid transfer method.
Curated Video
Creating Grids
This video demonstrates how to create a one-inch square grid over a new surface using a ruler and pencil.
Curated Video
Use the Area Formula
A video entitled “Use the Area Formula” which defines area and demonstrates how to use the formula A = l x w to solve area problems.
Curated Video
Cross Sections
Cross sections are an important mathematical concept; however, cross sections are also used throughout the world around you. Dig a little deeper to understand cross sections and identify the two-dimensional shapes formed with a cross...
Zach Star
Could you avoid being hit by a laser if you were in a room of mirrors?
Could you avoid being hit by a laser if you were in a room of mirrors?
Zach Star
You can always win this game if you go second | An SOS (math olympiad) puzzle
You can always win this game if you go second | An SOS (math olympiad) puzzle
Curated Video
Remodeling Houses Using Area and Perimeter
Learn different ways to find the area and perimeter of a polygon. Teachers: I used this ruler from Teacherś Pay Teachers.
Curated Video
Pythagorean Theorem
"Pythagorean Theorem" will show that the area of two squares (sides A and B) equals the area of square (side C).
Curated Video
Shape World Problems
A video entitled “Shape Word Problems” which discusses how basic shapes can be partitioned into equal parts and solves word problems using partitioned shapes as models.
Curated Video
Finding Area Using Arrays
A video entitled “Finding Area Using Arrays” which demonstrates tiling and using arrays to find the area of a rectangle, beginning with repeated addition and moving to multiplication.
Curated Video
Rhombus, Square, Rectangle
A video entitled “Rhombus, Square, Rectangle” discusses the attributes of several quadrilaterals, including squares, rhombuses, and rectangles.
Curated Video
Pressurized Part 1
Join Kevin at Can Do U as he unveils a powerful stress management technique in this insightful video. Discover the wonders of Box Breathing, a technique used by professional athletes and Navy Seals to combat stress and anxiety. Kevin...
Hip Hughes History
The Decision to Drop the Atomic Bomb on Hiroshima and Nagasaki
The decision to drop the Atomic bomb in Japan to end WWII are controversial to this day. Explore the decision that Harry Truman had to make and then make up your own mind.
Curated Video
The Pythagorean Theorem and the Coordinate Plane
In this video, the teacher explains how to use the Pythagorean theorem in the coordinate plane to find the length of a segment. They walk through the steps of identifying the right triangle, finding the values of the legs, plugging them...
Science Buddies
The Ambiguous Cylinder Illusion
Is this shape a circle, a square, or both? The 3D printed "ambiguous cylinder" illusion by Prof. Kokichi Sugihara seems impossible. Learn how it works and how to make your own at Science Buddies:...