MinutePhysics
How to Simulate the Universe on your Laptop
One Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in one minute!
Be Smart
Why Nature Loves Hexagons (featuring Infinite Series!)
From spirals to spots to fractals, nature is full of interesting patterns. Many of these patterns even resemble geometric shapes. One of the most common? Hexagons. Why do we see this six-sided shape occur so many times in nature? This...
TED-Ed
TED-ED: The case of the missing fractals - Alex Rosenthal and George Zaidan
A bump on the head, a mysterious femme fatale and a strange encounter on a windswept peak all add up to a heck of a night for Manny Brot, Private Eye. Watch as he tries his hand at saving the dame and getting the cash! Shudder at the...
TED-Ed
TED-Ed: Can you solve the honeybee riddle? | Dan Finkel
You're a biologist on a mission to keep the rare honeybee Apis Trifecta from going extinct. The last 60 bees of the species are in your terrarium. You've already constructed wire frames of the appropriate size and shape. Now you need to...
TED-Ed
TED-Ed: Why are manhole covers round? - Marc Chamberland
Why are most manhole covers round? Sure it makes them easy to roll, and slide into place in any alignment. But there's another, more compelling reason, involving a peculiar geometric property of circles and other shapes. Marc Chamberland...
PBS
The Honeycombs of 4-Dimensional Bees ft. Joe Hanson
Why is there a hexagonal structure in honeycombs? Why not squares? Or asymmetrical blobby shapes? In 36 B.C., the Roman scholar Marcus Terentius Varro wrote about two of the leading theories of the day. First: bees have six legs, so they...
Curated Video
Perimeter of Quadrilaterals
New ReviewYou will use equations to solve perimeter of quadrilateral problems.
Curated Video
Coordinate Plane Applications
New ReviewYou will solve real-world application problems modeled by shapes in coordinate planes.
Curated Video
How to Find the Circumference of a Circle |7.G.B.4
New ReviewLearn How to Find the Circumference of a Circle AND the Perimeter of a Semi-Circle!* Wait… what’s the difference between circumference and *perimeter*? What’s the best way to remember those circle formulas? And should you use *3.14* or...
Wonderscape
Calculating Perimeter of Shapes: A Practical Guide for Builders
New ReviewMath Kids Perimeter and Area of Regular and Irregular Figures. V1-0004 This video provides a clear and practical guide on how to determine the perimeter of different shapes, such as squares, rectangles, and irregular shapes like...
Wonderscape
Understanding Perimeter: Calculating and Building Fences for Sheep
New ReviewMath Kids Perimeter and Area of Regular and Irregular Figures. V1-0003 This video explains how to determine the perimeter of different shapes, such as squares, rectangles, and irregular shapes like L-shapes, using the sum of their sides....
Wonderscape
Calculating Perimeter of Shapes for Building Fences
New ReviewMath Kids Perimeter and Area of Regular and Irregular Figures. V1-0002 This video explains how to determine the perimeter of shapes, focusing on squares, rectangles, and irregular shapes like L-shapes. By adding up the lengths of the...
Wonderscape
Perimeter and Area in Geometry: From Ancient Greeks to Modern Mathematics
New ReviewMath Kids Perimeter and Area of Regular and Irregular Figures. V1-0001 Perimeter is the distance around a shape, like the length of a fence enclosing an area. Area is the amount of space inside a shape, like the land enclosed by the...
Curated Video
L.A. Noire Walkthrough Part 5: "Buyer Beware" (1 of 4)
Howcast - Check out part 6 of this L.A. Noire walkthrough and beat "Buyer Beware" with this online demo.
Curated Video
How to Hide Thinning Hair on a Man
Howcast - Learn how to hide thinning hair from Suite 303 stylist April Barton in this Howcast video.
Curated Video
How to Install Laminate Flooring
Sidestep expensive labor costs by installing your own laminate flooring.
Curated Video
Know that perimeter is measured in units of length and can be found by counting or measuring units
Pupil outcome: I know that perimeter is measured in units of length and can be found by counting or measuring units. Key learning points: - Perimeter is measured in units of length. - Perimeter can be counted if shapes are presented on...
Curated Video
Understand that the perimeter of a regular polygon can be calculated by multiplication
Pupil outcome: I can calculate the perimeter of a regular polygon using multiplication. Key learning points: - If you know the length of one side of a regular polygon you can calculate the perimeter. - Multiply the side length by the...
Curated Video
Know that the perimeter is the distance around a 2D shape
Pupil outcome: I know that the perimeter is the distance around a 2D shape. Key learning points: - Perimeter is a measurement of length. - Perimeter is the distance around a 2D shape.
Curated Video
Know that unknown side lengths can be calculated from the perimeter and known side lengths
Pupil outcome: I can calculate unknown side lengths of rectangles from the perimeter and known side lengths. Key learning points: - Subtraction and halving can be used to calculate the missing side length of a rectangle. - If you know...
Curated Video
Understand that different shapes can have the same perimeter
Pupil outcome: I understand that different 2D shapes can have the same perimeter. Key learning points: - Shapes that look different can have the same perimeter. - You can draw or create more than one 2D shape with the same perimeter. -...
Curated Video
Shapes with the same areas can have different perimeters and vice versa
Pupil outcome: I know that shapes with the same area can have different perimeters and vice-versa. Key learning points: - Area and perimeter are calculated from the side lengths of 2D shapes. - Area is measured in square units. -...
Curated Video
Know that the perimeter of a rectangle can be calculated by addition and multiplication
Pupil outcome: I can calculate the perimeter of a rectangle using addition and multiplication. Key learning points: - To calculate the perimeter of a rectangle you can double the lengths of the shorter and longer sides and add the...
Curated Video
Calculate the side length of a regular polygon by division where the perimeter is known
Pupil outcome: I can use division to calculate the side length of a regular polygon when the perimeter is known. Key learning points: - If you know the perimeter of a regular polygon you can calculate the length of one side. - Divide the...