CK-12 Foundation
Ck 12: Elem Math: Given the Perimeter Find the Side Length and Area Squares
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview on how to find the area of a square when given the perimeter. CCSS.Math.Content.3.MD.D.8 Solve real world and mathematical problems...
Khan Academy
Khan Academy: Find Surface Area by Adding Areas of Faces
Determine the expression that finds surface area of a 3D shape by adding the area of each face. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Find Area by Counting Unit Squares
Find the area of shapes by counting the unit squares inside them. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video tutorial, or receive hints on how to find area....
Khan Academy
Khan Academy: Volume and Surface Area Word Problems
Solve word problems involving volume and surface area involving 3D shapes, including composite figures. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
CK-12 Foundation
Ck 12: Elem Math: Area in Grid
[Free Registration/Login may be required to access all resource tools.] Students watch a video overview and attempt practice problems on how to find the area of a shape using grids.
Better Lesson
Better Lesson: Architecture With Shapes
Determining the differences between similar shapes in geometry is more meaningful when the students create architectural structures using the different shapes.
CK-12 Foundation
Ck 12: Spheres: Surface Area of a Sports Ball
[Free Registration/Login Required] Students can adjust the points on a sports ball to determine the surface area and volume. Click challenge me to answer practice questions and click learn more to watch a video.
National Council of Teachers of Mathematics
Nctm: Illuminations: Interactive Geometry Dictionary: Lines in Geometry
The applets in this Interactive Geometry Dictionary (IGD) will show you how to find the area of some common shapes.
Mangahigh
Mangahigh: Shape: Estimate the Area of Shapes
Test your knowledge of determing the area of irregular shapes.
Mangahigh
Mangahigh: Shape: Units of Area and Volume
Test your knowledge of converting between metric area and metric volume.
Oswego City School District
Regents Exam Prep Center: Area of Polygons and Circles
How would you find the area of a polygon or circle? Explore this concept with engaging activities at this test prep site. Here you will find detailed problem solving strategies with accompanying visuals, a reference table with formulas,...
Physics Aviary
Physics Aviary: Geometry Review Self Test
Students must show that they can calculate basic distances, areas and volumes for simple geometric shapes.
Mangahigh
Mangahigh: Shape: Locus Problems
Explore the relationships between length, area, and volume scale factors.
ClassFlow
Class Flow: Geometry Shapes
[Free Registration/Login Required] The teacher will use this lesson plan flipchart to measure length, area, volume, weight, temperature, and time.
Khan Academy
Khan Academy: Areas of Shapes on Grids
In this exercise, students practice finding the areas of shapes on grids. Students receive immediate feedback and have the opportunity to get hints and try questions repeatedly.
Khan Academy
Khan Academy: Area of Composite Shapes
Practice finding the areas of complex shapes that are composed of smaller shapes. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Better Lesson
Better Lesson: Using Area as an Architect (Stations Day 1)
In this multi-day activity, 3rd graders make 3 different models of an orphanage floor plan using Google Drawing, Virtual Graph paper, and a construction of rectilinear shapes, to calculate the area of each room using units square.
CK-12 Foundation
Ck 12: Geometry: Spheres
[Free Registration/Login may be required to access all resource tools.] Find a sphere's volume and surface area.
Cuemath
Cuemath: Triangles
Explore everything about triangles. Learn about the different types, important properties, and how to find its area and perimeter. Check out the solved examples and interactive questions for better understanding.
Shmoop University
Shmoop: Basic Geometry: Area of Irregular Shapes
The geometry resource investigates the area of irregular shapes. Detailed examples and practice exercises are included.
Calculator Soup
Calculator Soup: Surface Area Calculator
Online calculator to calculate the surface area of geometric solids including a capsule, cone, frustum, cube, cylinder, hemisphere, pyramid, rectangular prism, sphere, spherical cap, and triangular prism
Math2
Math2.org: Areas, Volumes, Surface Areas
This site gives formulas for the area, volume, and surface area of various shapes.