• Direct Algebraic Logic (D.A.L.)
• 2-Line Display
• 272 Functions
• Power source: 1 x battery (LR44)
• Constant/chain calculations
• Multi-line playback
• Sturdy, stylish design
• Last Digit Correction

• 10 Digit calculator
• Maths Exercise feature
• Select 25, 50 or 100 question sessions
• Powered by Lithium Battery

• Scientific calculator
• for use by upper primary and secondary pupils

• Scientific calculator
• 4-line display
• 3-digit punctuation
• 335 functions and 2 key rollover
• Logs any base

• Advanced scientific calculator
• Twin power / 4-line display
• Matrices / Complex numbers
• Differentiation / Integration
• Lists / Equation solving
• User assigned function keys

• Advanced programmable graphic calculator
• Equation editor
• 8 line x 22 character display
• 64Kb memory and 2 in 1 reversible keyboard