Visit: tools.dandruce.co.uk/timetable-builder/ A free, browser-based weekly timetable builder for teachers. Create a colour-coded timetable in minutes, with support for multiple weeks, day and week views, and a print-ready export. Key features: • Colour-code lessons by subject, class or room • Supports multiple weeks (for example Week A / Week B) • Switch between day view and week view • Export to a clean, print-ready layout for your planner or wall • No login, no installation, no cost: works in any modern browser Perfect for classroom teachers, ECTs and cover supervisors organising their week. Bookmark it and update your timetable whenever it changes. Tags: timetable, teacher planner, weekly timetable, school timetable, printable, ECT, organisation

Visit: tools.dandruce.co.uk/normal-distribution/ A free, browser-based normal distribution visualiser for A Level maths and statistics. Adjust the mean and standard deviation and watch the curve and shaded probabilities update live. Key features: • Change the mean and standard deviation with live controls • See probabilities shaded under the curve in real time • Clear visual support for A Level statistics teaching • Ideal for whiteboard demonstrations and revision • No login, no installation, no cost: works in any modern browser Perfect for A Level maths teachers and students studying the normal distribution. Bookmark it for lessons and revision. Tags: normal distribution, A Level maths, statistics, standard deviation, interactive graph, revision

Visit: tools.dandruce.co.uk/multi-exam-clock/ A free, browser-based exam clock for halls running several papers at once, built for UK exam officers, invigilators and SENCos. Each subject gets its own panel with live finish times for Normal, 25% Extra Time and 50% Extra Time groups. Key features: • Run multiple papers on one screen, each with its own length and finish time • Automatic end times for Normal, 25% Extra Time and 50% Extra Time groups • Designed to project full screen at the front of a busy exam hall • Supports JCQ access arrangement requirements for extra time candidates • No login, no installation, no cost: works in any modern browser Perfect for exam officers, invigilators, SENCos and heads of year managing multi-subject sittings. Bookmark it once and it is ready for every exam session. Tags: exam hall, multiple exams, exam clock, invigilation, JCQ, extra time, access arrangements, exam officer

Visit: tools.dandruce.co.uk/student-picker/ A free, browser-based random student name picker for the classroom. Paste a class list and pick fairly, with a fair mode that works through everyone before repeating and a second tab that splits the class into random groups. Key features: • Paste a class list and pick a student at random • Fair mode works through the whole class before anyone repeats • Group generator splits the class into random teams • Ideal for cold calling, no hands up and group work • No login, no installation, no cost: works in any modern browser Perfect for classroom teachers using questioning and group work strategies. Bookmark it and use it in every lesson. Tags: random name picker, student picker, random group generator, cold calling, no hands up, classroom management

Visit: tools.dandruce.co.uk/binomial-distribution/ A free, browser-based binomial distribution visualiser for A Level maths and statistics. Change the number of trials (n) and the probability § and watch the distribution update live. Key features: • Adjust n and p with live controls and see the distribution change instantly • Visualise the probability of each outcome clearly • Clear visual support for A Level statistics teaching • Ideal for whiteboard demonstrations and revision • No login, no installation, no cost: works in any modern browser Perfect for A Level maths teachers and students studying the binomial distribution. Bookmark it for lessons and revision. Tags: binomial distribution, A Level maths, statistics, probability, interactive graph, revision

Visit: tools.dandruce.co.uk/mark-calculator/ A free, browser-based mark and grade calculator for teachers. Enter raw marks and grade boundaries and instantly produce a percentage table, box plot and grade distribution for the whole class. Key features: • Convert raw marks to percentages for the whole class at once • Enter your own grade boundaries for any exam board or in-house assessment • Automatic box plot and grade distribution chart • Quick analysis for data drops, mock exams and assessment reviews • No login, no installation, no cost: works in any modern browser Perfect for classroom teachers, heads of department and assessment leads analysing test and mock results. Bookmark it and reuse it for every assessment. Tags: mark scheme, grade boundaries, grade calculator, assessment, data drop, box plot, mock exam

Visit: tools.dandruce.co.uk/gcse-probability/ A free, browser-based GCSE probability tool for the classroom. Visualise probability with clear interactive diagrams and worked examples, ideal for whiteboard teaching and revision at KS4. Key features: • Interactive probability diagrams to model on the board • Worked examples aligned to GCSE and KS4 probability • Designed for whiteboard teaching and independent revision • Clear visuals to support all abilities • No login, no installation, no cost: works in any modern browser Perfect for maths teachers and GCSE students revising probability. Bookmark it for lessons and revision. Tags: GCSE probability, maths, probability tree, KS4, revision, interactive, whiteboard

Visit: tools.dandruce.co.uk/distributions/ A free, browser-based guide to statistical distributions for A Level maths. Compare the normal and binomial distributions side by side with live, interactive graphs. Key features: • Compare normal and binomial distributions side by side • Live, interactive graphs for each distribution • A clear overview to introduce or revise the whole topic • Ideal for whiteboard teaching and independent revision • No login, no installation, no cost: works in any modern browser Perfect for A Level maths teachers and students revising statistical distributions. Bookmark it for lessons and revision. Tags: statistical distributions, A Level maths, normal distribution, binomial, statistics, revision

Visit: tools.dandruce.co.uk/bracket/ A free, browser-based tournament and league tool for the classroom. Paste a class list and run a league table, a knockout bracket, or both, with scores and standings updating automatically. Key features: • Build teams from a pasted class list in seconds • Run league tables, knockout brackets, or a combined format • Scores, fixtures and standings update automatically as you go • Great for end-of-term quizzes, revision games, sports days and form time • No login, no installation, no cost: works in any modern browser Perfect for classroom teachers, form tutors and PE staff running competitions and quizzes. Bookmark the link and it is ready whenever you need it. Tags: tournament, knockout bracket, league table, class competition, quiz, end of term, form time, sports day

Visit: https://tools.dandruce.co.uk/exam-clock/ A free, browser-based exam clock designed for UK invigilators and teachers. Display a live analogue or digital clock during exams and automatically calculate end times for all student groups, including those with 25% or 50% extra time allowances. Key features: • Set the exam start or end time, enter the paper length, and the tool instantly calculates finish times for Normal, 25% Extra Time and 50% Extra Time groups • Supports an unlimited number of students with individual rest breaks, with end times and Change Pen prompts adjusting automatically for each student • Change Pen reminder alerts invigilators when extra time students should switch to their second pen • Export your full session data as a CSV for records, compliance or reporting • Works in full screen, ideal for projecting at the front of an exam hall • No login, no installation, no cost: works in any modern browser Perfect for exam invigilators, SENCos, heads of year and exam officers managing access arrangements. Supports JCQ access arrangement requirements for extra time and rest break students. Bookmark the link and it is ready for every exam session. Tags: exam clock, exam timer, invigilation, JCQ, access arrangements, extra time, SENCo, exam officer