Cuemath
Cuemath: Cylinder
Mini-lesson takes a look at the definition and shape of a cylinder, cylinder formula, cylinder volume, and cylinder surface area. Try your hand at the cylinder surface area calculator and interactive questions for better understanding.
National Council of Teachers of Mathematics
Nctm: Figure This: Chocolate (Pdf)
Here's a delicious math challenge for chocolate lovers! Use your estimation and measurement skills to discover which irregular shaped, chocolate covered cookie has the largest surface area. A one-page activity from the NCTM Math...
University of Cambridge
University of Cambridge: Nrich: Green Cube, Yellow Cube
Think about the surface area of a cube. At this one page website, you use that information to complete the challenge. Solutions are offered right at the website.
National Council of Teachers of Mathematics
The Math Forum: The Cylinder Problem: Middle School Lesson
This lesson offers an interesting, hands-on experience for middle school students studying cylinders. Students will create cylinders, and measure and compare their volumes.
Khan Academy
Khan Academy: Nets of Polyhedra
Practice matching 2D nets to the 3D shapes the fold up into. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Alabama Learning Exchange
Alex: Nifty Nets
During this activity, students will create nets for prisms. They will find the volume and surface area of the shapes. They will also use interactive activities to review three-dimensional shapes.This lesson plan was created as a result...
Alabama Learning Exchange
Alex: Cutting the Cheese
The students will find the area of each two dimensional figure on a net of a triangular prism. In groups, students will cut out the net and create a triangular prism. Groups will then discuss how to find the lateral area and the total...
Alabama Learning Exchange
Alex: Thinking Outside the "Box"
The middle schoolers will find the area of each two dimensional figure on a net of a rectangular prism. In groups, students will cut out the net and create a rectangular prism. Groups will then discuss how to find the lateral area and...
Alabama Learning Exchange
Alex: Painting the Pyramids
The students will find the area of each two dimensional figure on a net of a square pyramid. In groups, students will cut out the net and create a square pyramid. Groups will then discuss how to find the lateral area and the total...
Alabama Learning Exchange
Alex: Popcorn Bucket or Box?
In this exploration, students will apply their knowledge of finding volume and surface area of cylinders and rectangular prisms. Students will make recommendations to the local movie theater after determining which package is cost...
Calculator Soup
Calculator Soup: Sphere Calculator
This online calculator will calculate the 3 unknown values of a sphere given any 1 known variable including radius r, surface area A, volume V and circumference C. It will also give the answers for volume, surface area, and circumference...
Calculator Soup
Calculator Soup: Cube Calculator
Use this calculator to calculate unknown variables for a cube such as a side length, face diagonal, solid diagonal, surface area, and volume.
National Council of Teachers of Mathematics
The Math Forum: Building a Pyramid
This Math Forum lesson gives instructions on how to build a paper pyramid. Bonuses included finding the surface area and volume of the pyramid.
Curated OER
Math2.org: Areas, Volumes, Surface Areas
This personal site from Math2.org gives formulas for the area, volumes and surface areas of various shapes. Also provides diagrams.
Texas Instruments
Texas Instruments: What Goes Around Comes Around but Can You Measure It?
In this activity, students find the area and the perimeter for several geometric shapes. They also determine the surface area and volume of spheres.
TeachEngineering
Teach Engineering: The Boxes Go Mobile
To display the results from the previous activity, each student designs and constructs a mobile that contains a duplicate of his or her original box, the new cube-shaped box of the same volume, the scraps that are left over from the...
ClassFlow
Class Flow: Area Flash Cards
[Free Registration/Login Required] This flipchart identifies student's prior knowledge of different shapes and their area by using flash cards. This lesson was intended for grade level 6-8 or lower. A quick warm-up as you launch into...
Cuemath
Cuemath: Square Pyramid
A comprehensive guide for learning all about square pyramids with definitions, properties, examples, and practice questions.
Curated OER
Unesco: Chad: Lakes of Ounianga
The site includes eighteen interconnected lakes in the hyper arid Ennedi region of the Sahara desert covering an area of 62,808 ha. It constitutes an exceptional natural landscape of great beauty with striking colours and shapes. The...
Calculator Soup
Calculator Soup: Capsule Calculator
This online calculator will calculate the various properties of a capsule given any 2 known variables including radius r, side length a, surface area S, volume V and circumference C.
Calculator Soup
Calculator Soup: Volume Calculator
Use this online calculator to calculate the volume of geometric solids including a capsule, cone, frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, and spherical cap.
Curated OER
Unesco: Finland: High Coast / Kvarken Archipelago
The Kvarken Archipelago (Finland) and the High Coast (Sweden) are situated in the Gulf of Bothnia, a northern extension of the Baltic Sea. The 5,600 islands of the Kvarken Archipelago feature unusual ridged washboard moraines, 'De Geer...
Curated OER
Educational Technology Clearinghouse: Maps Etc: South China, 1971
"South China comprises the drainage basins of the middle and lower Yangtze River, the basin of the His Chiang (West River) in Kwangtung and Kwangsi; and the mountainous coastal provinces of Fukien and Chekiang. The division between the...