Enigma — Can You Crack the Code?
Break four intercepted messages: a shift cipher (brute force), a substitution cipher (frequency analysis with real English data), a keyword cipher (repeats and common…
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Mathematics · Number
Practise scientific numeracy with continuously randomised questions covering SI units, metric conversions, concentrations and molar calculations. Includes adjustable difficulty, guided practice, instant feedback and worked solutions.
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Break four intercepted messages: a shift cipher (brute force), a substitution cipher (frequency analysis with real English data), a keyword cipher (repeats and common…
A simple randomised ratio challenge where students practise simplifying ratios, finding equivalent ratios and solving missing-value ratio questions using visual ratio…
An active lab applying ratios, rates, percentages and percentage change to current Tour de France and weather data.
A guided Year 8 investigation covering ratio simplification, scaling, unit rates, percentages, discounts and percentage change in real-world contexts.
A randomised 10-question challenge where students calculate area for triangles, parallelograms, trapeziums, rhombuses, kites and composite shapes, with new numbers each…
A guided Year 8 investigation where students derive area formulas by rearranging parallelograms, duplicating trapeziums, using diagonals for rhombuses and kites, and…
Scientific Numeracy Lab is one of the licensed interactives in The Education Universe. This page describes it; teachers use it in lessons and classes with a licence or the free trial.