Author: Barrie Galpin

A simple version of the maximum-area problem for younger students

Author: Barrie Galpin

Recognise a quadratic in a realistic context and solve an optimisation problem

Author: Barrie Galpin

Investigate relationships between radii of the semicircles and the perimeter and area of this interesting shape

Author: Barrie Galpin

A square is dissected to form three triangles and a quadrilateral. What fraction of the square is each part?

Author: Barrie Galpin

Construct some of the centres of a triangle and investigate relationships between them, discovering the Euler Line

Author: Barrie Galpin

Explore five circle theorems by moving lines and points around the TI-Nspire screen.

Complex numbers- multiple choice questions

Author: Jonathan Powell

Three .tns files of multiple choice questions on the topic of complex numbers.

Higher Maths (exam questions) on Integration

Author: David J C Elgin

Exam level questions on the topic of integration

Author: David J C Elgin

Students are expected to work out the cost of carpeting a room using different carpet kinds and adding VAT to the bill.

Trig in a right angled triangle

Author: David J C Elgin

Trig problems in right angled triangles are solved.

Author: Barrie Galpin

Use the CBR2 to collect motion data and calculate the acceleration due to gravity.

Author: Barrie Galpin

Use trial and improvement to find the roots of a quadratic - multiple representations