The Slough Consortium serving Berkshire’s selective schools. Whizlo's adaptive mocks mirror Slough Consortium, with instant marking, percentile ranking and an AI tutor for every wrong answer.
14-day free trial. No card required.
Know exactly what your child will sit — then practise that exact format.
Slough Consortium sets the Berkshire (Slough) 11+. Whizlo mirrors its structure across Maths, English, Verbal Reasoning and Non-Verbal Reasoning, with timing and scoring matched to the real paper.
See where your child stands against the schools you're aiming for.
Slough (mixed)
Aim for ~82% on a mockLangley (mixed)
Aim for ~84% on a mockSlough (mixed)
Aim for ~80% on a mockSlough (mixed)
Aim for ~80% on a mockIndicative only — real cut-offs vary each year.
Everything your Berkshire (Slough) 11+ prep needs, in one subscription.
The Slough Consortium serving Berkshire’s selective schools. In practical terms that means your child sits Slough Consortium, testing Maths, English, Verbal Reasoning and Non-Verbal Reasoning. Whizlo configures its mock papers to match this format so practice mirrors test day.
Most families in Berkshire (Slough) begin in Year 4 or early Year 5, giving 12-18 months of steady practice. Whizlo adapts to your child's current level, so starting earlier simply means a more gradual build-up rather than last-minute cramming.
Whizlo's mocks mirror the Slough Consortium structure, timing and question types. Each mock is auto-marked with an instant percentile so you can see how your child compares, plus indicative benchmarks for Berkshire (Slough) grammar schools such as Herschel Grammar School and Langley Grammar School.
Whizlo tracks readiness against well-known Berkshire (Slough) selective schools including Herschel Grammar School, Langley Grammar School, Upton Court Grammar School, with an indicative "aim for" percentage on each mock. Real cut-offs vary every year, so we treat these as motivating guides rather than guarantees.
Free for 14 days. Full access to every subject and exam format. No card required.
Start free 11+ prepJoin thousands of families preparing with Whizlo