How many different shapes with an area of 2 square units can you make by joining dots on this grid with straight lines?
Teacher: Click on the dots above to show joining lines.
A printable sheet for student use is available here.
Topics: Starter  Area  Geometry  Mensuration  Problem Solving  Shape
The challenge: Write your name so that it covers an area of exactly 100 cm squared.
— Ilona Vashchyshyn(@vaslona) November 16, 2018
Love the different strategies students used here. E.g. Leia, who chose to make each letter 25 cm^2. Notice the revisions on the A.#mathchat #MTBoS Cc @PaiMath pic.twitter.com/FowEQoL4I6
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Teacher, do your students have
access to computers? 

Here a concise URL for a version of this page without the comments.
Transum.org/go/?Start=September10
Here is the URL which will take them to more traditional exercise on area and perimeter.
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See the National Curriculum page for links to related online activities and resources.