A complete maths world — from first counting to algebraic reasoning
See patterns, solve problems, and understand how numbers work
NumberNest is a layered maths environment spanning number sense, arithmetic fluency, fractions and ratio, geometry, data handling, estimation, and early algebra. Across 30+ interactive activities and three progression tiers, learners build genuine mathematical understanding — not just memorisation. Guided by Tallyfox, every child progresses through five Insight stages at their own pace, with the difficulty adapting to match their growing confidence.
What's Inside NumberNest
Six content families spanning everything from foundations to advanced challenges.
Number Foundations
Counting, place value, comparison, and number bonds — the bedrock of mathematical confidence.
Operations & Fluency
Addition, subtraction, multiplication, division — building speed and understanding together.
Fractions, Ratio & Proportion
Visual fraction models, decimal links, percentages, and ratio reasoning.
Pattern, Algebra & Logic
Sequences, function machines, balance equations, and early algebraic thinking.
Shape, Space & Measurement
Geometry, time, money, units, and spatial reasoning in real-world contexts.
Data, Statistics & Estimation
Reading charts, interpreting graphs, sorting data, and making smart estimates.
What Learners Explore
Key Skills
Topics Covered
Adaptive Progression
Every learner progresses through five Insight stages — from Foundation to Mastery. The system adapts difficulty based on performance, ensuring the right level of challenge at every step.
Meet Tallyfox
Tallyfox is your companion in NumberNest. When you get stuck, Tallyfox offers helpful explanations tailored to your current Insight level — never giving away the answer, but always pointing in the right direction.
Free · No credit card required