Calculators

Product Description
A brilliant and very useful credit card calculator gadget from Authentics. Made from Stainless Steel, this calculator is no bigger than your credit card. It features a built in solar cell so it doesn’t require any batteries, and will last forever. It comes neatly packaged in a presentation style box, and also comes with a clear plastic wallet to help protect it. Made by Authentics.

Price: £15.00 £10.00 [**SAVE £5.00**]

 Casio FX 85 ES Calculator
(Buy it from Amazon for only £3.49)

The FX85ES is the new kid on the block and is shaking up the maths world. With 249 functions and the revolutionary Natural Textbook Display you are able to enter expressions as seen in your text books.Soon to be the new king of Scientific calculators, The FX85ES is ideal for kestages 3 and above. Natural Textbook Display Table of a function Statistical Data Entry-List-based Multi replay Ideal for Keystages 3 & 4 and above-Age 11-16+ Power:Solar/Battery

Technical Details

• Battery: Yes
• Mains Power Supply: No
• Printing Functionality: No
• Solar Energy Driven: Yes
• Tilted Display: No
• Type: Scientific Calculator

Product details

• Product Dimensions: 50 x 50 x 50 cm ; 300 g
• Boxed-product Weight: 454 g
• Item model number: FX-85ES
• ASIN: B000A1LNP0
• Date first available at Amazon.co.uk: 17 Sep 2006

Sharp EL-531WB Scientific calculator - 272 functions
Price: £5.25 GBP  (Buy this product from Amazon UK)
(Visit our US store here)

Product Description
• Advanced scientific calculator, ideal for ages 11+, especially key stages 3 and 4
• 272 functions - largest number in its class
• Double line, large, high-resolution display with stunning glass-top design
• Advanced DAL logic
• Multi-line playback
• Two-variable statistics plus linear regression
• Factorials, permutations and combinations
• Hard slide-on case
• Digits displayed: 10+2
• Scientific functions: 183
• Factorials
• Memory: 7
• Application: KS3 to A-Level
• Power source: Battery
• Standard deviation
• Multi-line playback
• Uses 2 x LR44 Batteries
• WxDxH: 80×155x13mm

Technical Details

• Battery: Yes
• Clock: No
• Design: Scientific
• Financial Functions: No
• Functions: Multifunction
• Graphic: no
• Mains Power Supply: No
• Printing: No
• Printing Functionality: No
• Programmable: No
• Solar Energy Driven: No
• Tilted Display: No
• Type: Scientific Calculator

Sharp EL-531WB Scientific calculator - 272 functions
Price: £5.25 GBP  (Buy this product from Amazon UK)
(Visit our US store here)

Texas TI83 Plus Graphical schools calculator (£61.00 GBP) - Buy from Amazon: This easy-to-use graphing tool provides all the functionality you need for Secondary maths and science from 11 right through to 18. It also includes advanced statistics and financial features.

Enhanced with Flash technology, this handheld technology gives you the flexibility to add TI-83 Plus software applications (Apps) and additional functionality beyond maths and science, providing long-term value. The TI-83 Plus Teacher Calculator and Viewscreen also mean you can use the calculator as a whole-class teaching and demonstration tool.

Apps give handheld technology additional flexibility.Loading Apps is a simple process, very similar to adding software to a computer. With the TI-83 Plus’ large 160K archive space, you can store up to 10 Apps at one time - so you can enhance your technology to meet your specific needs.

The TI-83 Plus will continue to be an excellent long-term investment with our commitment to provide upgrades to its Operating System. Add capabilities and functionality that will keep your TI-83 Plus working for you for many years. Check the Downloads area on a regular basis to ensure you have the latest version.

Product Description
This easy-to-use graphing tool provides all the functionality you need for Secondary maths and science ? from 11 right through to 18. It also includes advanced statistics and financial features. Click here to view the Graphical calculator buying guide.Enhanced with Flash technology, this handheld technology gives you the flexibility to add TI-83 Plus software applications (Apps) and additional functionality beyond maths and science, providing long-term value. The TI-83 Plus Teacher Calculator and Viewscreen also mean you can use the calculator as a whole-class teaching and demonstration tool.Apps give handheld technology additional flexibility. Choose one of the many Apps now available (and visit http://education.ti.com often for news of additions), and add customized functionality to the TI-83 Plus. Loading Apps is a simple process, very similar to adding software to a computer. With the TI-83 Plus’ large 160K archive space, you can store up to 10 Apps at one time - so you can enhance your technology to meet your specific needs.The TI-83 Plus will continue to be an excellent long-term investment with our commitment to provide upgrades to its Operating System. Add capabilities and functionality that will keep your TI-83 Plus working for you for many years. Check the Downloads area on a regular basis to ensure you have the latest version.

Product Features

• Memory available to user: ROM = 160KB, RAM = 24KB.
• High contrast, 8-line by 16-character display, 64 x 96 pixels
• Graph-table split screen
• Real and complex numbers calculated to 14-digit accuracy and displayed with 10 digits plus a 2-digit exponent.
• Graphs 10 rectangular functions, 6 parametric expressions, 6 polar expressions and 3 recursively-defined sequences with 7 different graph styles.
• The perfect calculator for secondary school
• Now with a large memory and Flash ROM technology, it is possible to upgrade it
• 2 pre-bundled apps: (you can store up to 10 apps)
• CBL /CBR compatible for datalogging
• Finance functions

Technical Details

192 KB memory
24 KB RAM available
8 KB Operating system
160 KB user archive memory

Buy from Amazon