Enlargement by Positive Scale Factor
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Construct similar shapes by enlargement, with and without coordinate grids (KS3)
Interpret and use fractional scale factors for enlargements (KS4) |
Teaching for Understanding
Resources and ideas to promote understanding
Oops, Nothing here Yet!
Fluency
Collections of standard practice problems in various formats
Worksheets
Spell a Word (whidds via TES)
These really are great - students carry out the required transformations which creates a picture of a related word (in this case, SIZE). Whenever I've used these, students have found them very engaging. The worksheet on enlargement does include two negative scale factors, but students can "guess" these at the end, leading to a good discussion about how negative scale factors work.Coming soon.
These really are great - students carry out the required transformations which creates a picture of a related word (in this case, SIZE). Whenever I've used these, students have found them very engaging. The worksheet on enlargement does include two negative scale factors, but students can "guess" these at the end, leading to a good discussion about how negative scale factors work.Coming soon.
WHiteboard Display
Coming soon.
Revision Resources
Enrichment, Extension and Problem-solving
Resources to extend thinking, enrich lessons or enhance problem-solving skills
Linking to Real Life
Inside Maths (via STEM Centre)
Video with many practical applications of enlargement, as well as flagging up and looking at misconceptions with a few common exam questions.
Video with many practical applications of enlargement, as well as flagging up and looking at misconceptions with a few common exam questions.
Quick Puzzles and Problems
Middle of Centres (Transum)
A nice little starter looking at finding the centre of enlargement. Note that you need to scroll down to the "advanced" problem.
A nice little starter looking at finding the centre of enlargement. Note that you need to scroll down to the "advanced" problem.
Other Links and Resources
Useful stuff that doesn't fit anywhere else
Interactives
Photographic Enlargements (STEM centre)
Useful for a bit of quick-fire questioning as a starter or plenary. Your computer will tell you when you download the application that it might be a virus - don't worry, it's not (it's flagged because it's an infrequently downloaded .exe file). There are also some explanatory notes available here. Requires registration with the National STEM centre, which is free and full of great resources.
Useful for a bit of quick-fire questioning as a starter or plenary. Your computer will tell you when you download the application that it might be a virus - don't worry, it's not (it's flagged because it's an infrequently downloaded .exe file). There are also some explanatory notes available here. Requires registration with the National STEM centre, which is free and full of great resources.
