Two of the best dual power scientific calculators for KS 3, 4 and  GCSE maths  plus scottish maths lessons and exams ……  

The Casio FX 85GT+ and the Logik LK 83XP are excellent choices for your GCSE maths students.  They both benefit from battery power with solar power back-up  to provide extra reassurance for your students. Both calcs have a “natural display” function which enables students to enter expressions and data as shown in textbooks.  As you would expect,  the build quality of both calcs is excellent and both calcs benefit from a THREE year warranty. (excludes damage to the LCD).

The Logik  LK 83XP has similar features to the Casio FX 85GT+  but without the “verify” and “recurring decimal” functions. Both calcs  feature  prime factorisation, random numbers, algebraic logic, multi-line replay, standard deviation, log / anti-log, hyperbolics etc and have a three year warranty and are available at short notice from Signpost Educational Ltd., The  Logik LK 83XP  is available from £ 5.29 each  ex vat while the  Casio FX 85GT+  starts from £ 7.75 each ex vat. 

For more details & prices please  visit:    

 or email to:    or phone: 020 7515 1797 and ask for Martin Evans who will be pleased to assist with queries or orders.

Signpost Educational Ltd  PO Box 999  London E14 6SH 

PS.  orders are usually delivered within 1-3 working days.