SWETAXAI — PEARSON EDEXCEL GCSE MATHEMATICS TOOLS
Interactive tools designed to make GCSE Mathematics clearer, more visual, and easier to apply.
Explore a growing collection of interactive, syllabus-focused mathematics tools for Pearson Edexcel GCSE Mathematics. From number, algebra, geometry, graphs, statistics, and probability to calculators, visualisers, and exam-focused practice, SWETAxAI helps students turn mathematical concepts into interactive learning experiences.
Designed to support learning across GCSE Mathematics topics and progression, with tools that help students explore, visualise, calculate, practise, and solve.
Smart Tools. Stronger Concepts. Better Results.
No sign-up. No installation. No time limit.
Secure Global Payments — Google Pay • Apple Pay • PayPal
Note: The Access file will be shared within 24 hours of payment confirmation.
End Use Only: Licensed for authorised use by learners, teachers, schools, and institutions. Redistribution, resale, copying, or unauthorised sharing is strictly prohibited.
Chalk & Code by Sweta is an independent educational platform and is not affiliated with or endorsed by Pearson Edexcel.
SWETAxAI INTERNATIONAL GCSE STATISTICS — 4STZ TOOLS
SWETAxAI International GCSE Statistics — Frequency Tables
Explore the SWETAxAI International GCSE Statistics — Frequency Tables standalone HTML tool.
Visual-learning features
- Raw data → frequency table → visual distribution
- Frequency, cumulative frequency and grouped-frequency views
- Interactive frequency bars
- Cumulative-frequency curve
- Bars + cumulative visualisation
- Quiz scores, books read, travel time and temperature datasets
- Adjustable dataset size
- Live frequency and cumulative-frequency calculations
- Mode, total and observation-count indicators
- Visual vocabulary and worked examples
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Averages Calculator
Explore the SWETAxAI International GCSE Statistics — Averages Calculator standalone HTML tool.
Visual-learning features
- Interactive Mean, Median, Mode & Range calculator
- Visual number-line representation of the data
- Mean, median and mode markers
- Automatic ordered-data display
- Step-by-step mathematical working
- Outlier demonstration
- Balanced, outlier and bimodal datasets
- Random dataset generator
- Visual explanation of why averages can differ
- Responsive premium interface
- Dark mode and font controls
- Interactive quick-check quiz
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Measures of Spread
Explore the SWETAxAI International GCSE Statistics — Measures of Spread standalone HTML tool.
Visual-learning features
- Range calculator
- Q₁ and Q₃ calculator
- Interquartile Range (IQR) calculator
- Interactive number-line visualisation
- Visual display of the middle 50%
- Median, Q₁ and Q₃ markers
- Step-by-step working
- Ordered-data quartile explorer
- Range vs IQR visual comparison
- Compact, wide-spread and outlier datasets
- Random dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Grouped Data Calculator
Explore the SWETAxAI International GCSE Statistics — Grouped Data Calculator standalone HTML tool.
Visual-learning features
- Class interval input
- Frequency input
- Automatic class width
- Midpoint calculation
- f × x calculation
- Estimated mean using Σfx ÷ Σf
- Frequency density
- Cumulative frequency
- Interactive visual modes:
- Frequency
- Frequency density
- Cumulative frequency
- Visual grouped-data chart
- Estimated mean marker
- Full calculation table
- Step-by-step working
- Equal-width and unequal-width examples
- Random grouped dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Histograms
Explore the SWETAxAI International GCSE Statistics — Histograms standalone HTML tool.
Visual-learning features
- Interactive histogram builder
- Class interval and frequency input
- Automatic class width
- Automatic frequency density
- Visual bar construction
- Unequal class-width handling
- Clear demonstration that bar area = frequency
- Frequency-density scale
- Calculation table
- Step-by-step histogram construction
- Equal-width, unequal-width and narrow-peak examples
- Random dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Frequency Density Explorer
Explore the SWETAxAI International GCSE Statistics — Frequency Density Explorer standalone HTML tool.
Visual-learning features
- Interactive frequency-density explorer
- Class interval and frequency input
- Automatic class-width calculation
- Frequency Density = Frequency ÷ Class Width
- Interactive histogram-style visualisation
- Click any bar to inspect: Class interval, Width, Frequency, Frequency density, Bar area
- Visual demonstration that bar area = frequency
- Comparison examples: Unequal class widths, Same frequency, Same class width
- Full calculation table
- Step-by-step mathematical working
- Random dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Cumulative Frequency
Explore the SWETAxAI International GCSE Statistics — Cumulative Frequency standalone HTML tool.
Visual-learning features
- Interactive cumulative frequency curve
- Class interval + frequency input
- Automatic cumulative frequency calculation
- Upper class boundary plotting
- Visual Q1, Median and Q3 estimation
- Interactive percentile selector
- Estimated IQR-ready quartile values
- Running-total calculation table
- Step-by-step working
- Visual percentile guide lines
- Standard, skewed and wide-spread examples
- Random dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Box Plot Generator
Explore the SWETAxAI International GCSE Statistics — Box Plot Generator standalone HTML tool.
Visual-learning features
- Interactive box-and-whisker plot
- Data input with automatic sorting
- Five-number summary: Minimum, Q1, Median, Q3 and Maximum
- Automatic IQR and Range
- Visual box, median line and whiskers
- Ordered-data table
- Step-by-step quartile calculation
- Median-of-halves quartile method
- Balanced, right-skewed and left-skewed examples
- Random dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Scatter Diagram Explorer
Explore the SWETAxAI International GCSE Statistics — Scatter Diagram Explorer standalone HTML tool.
Visual-learning features
- Interactive scatter diagram
- Paired x,y data input
- Automatic correlation coefficient r
- Positive, negative and weak/no-correlation examples
- Visual line of best fit
- Prediction tool for selected x
- Interpolation vs extrapolation indicator
- Interactive prediction point and guide lines
- Data table with residuals
- Step-by-step working
- Strength and direction of correlation
- Random dataset generator
- Quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Correlation Explorer
Explore the SWETAxAI International GCSE Statistics — Correlation Explorer standalone HTML tool.
Visual-learning features
- Interactive scatter diagram
- Pearson correlation coefficient r
- Positive, negative and no-correlation presets
- Visual correlation direction and strength
- Interactive line of best fit
- Mean point (xˉ,yˉ) with guide lines
- Detailed paired-data table
- Step-by-step Pearson correlation calculation
- Visual explanation of −1 to +1
- Random dataset generator
- Interactive quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Line of Best Fit
Explore the SWETAxAI International GCSE Statistics — Line of Best Fit standalone HTML tool.
Visual-learning features
- Interactive scatter diagram
- Automatically calculated line of best fit
- Regression equation: ŷ = mx + c
- Gradient and intercept
- Pearson correlation coefficient r
- Interactive prediction slider
- Interpolation vs extrapolation visualisation
- Observed vs predicted values
- Residual calculations and visual residual lines
- Step-by-step regression working
- Positive, negative and weak-correlation presets
- Random data generator
- Quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal
SWETAxAI International GCSE Statistics — Probability Calculator
Explore the SWETAxAI International GCSE Statistics — Probability Calculator standalone HTML tool.
Visual-learning features
- Visual probability calculator
- Favourable outcomes / total outcomes
- Fraction, decimal and percentage representations
- Complement calculator
- Odds in favour
- Probability visualiser
- Sample-space explorer
- Theoretical vs experimental probability
- Quick probability presets: coin, die, spinner and bag
- Interactive sliders and visual bars
- Step-by-step working
- Quick-check quiz
- Dark mode and font controls
- Fully standalone — no external libraries, login, tracking or installation
A premium, distraction-free SWETAxAI Learning tool. No sign-up, installation, or time limit.
Price : ₹499/-
Secure Global Payments — Google Pay • Apple Pay • PayPal