Barn and pen problem
A simple version of the maximum-area problem for younger students
The sheep-pen problem
Quadratic, Perimeter, Area, Algebra
Recognise a quadratic in a realistic context and solve an optimisation problem
Perimeter, Area, Circles
Investigate relationships between radii of the semicircles and the perimeter and area of this interesting shape
Vertical Line (template)
A ready-made Graphs page with a pre-constructed vertical line
Order of operations
Arithmetic, Order of operations
Lots of opportunities to explore and practise the use of BODMAS
Centres of a Triangle
Circles, Zeros, Geometry, T3
Construct some of the centres of a triangle and investigate relationships between them, discovering the Euler Line
Explore five circle theorems by moving lines and points around the TI-Nspire screen.
Complex numbers- multiple choice questions
Three .tns files of multiple choice questions on the topic of complex numbers.
David J C Elgin
Assistance to understand fractions.
Circles are stacked. How high is the top point above the ground?
Higher Maths (exam questions) on Integration
Exam level questions on the topic of integration
Students are expected to work out the cost of carpeting a room using different carpet kinds and adding VAT to the bill.
Pollution in a small loch
A recurrence relation is used to solve a pollution proble.
Trig in a right angled triangle
Trig problems in right angled triangles are solved.
Discover, confirm, illustrate and use Pythagoras' Theorem
Fractions, Scattergraphs, Algebra, Geometry
A square is dissected to form three triangles and a quadrilateral. What fraction of the square is each part?
Diameters of Polygons
, 2D shapes, Perimeter
Investigate the ratio of perimeter to diameter for regular polygons.
g by freefall
Use the CBR2 to collect motion data and calculate the acceleration due to gravity.
Pythagoras - two approaches
Areas of squares ...or lengths of sides, squared?
Trial and Improvement
Decimals, Data, Differentiation
Use trial and improvement to find the roots of a quadratic - multiple representations
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