Guides
A few things worth writing down properly: what order maths actually goes in, which mistakes keep coming back and why, and what to check before trusting a learning site with a child.
What order to learn maths in, from counting to calculus
Maths is a dependency graph, not a list: each topic needs specific earlier ones, and almost every wall people hit is a missing prerequisite rather than a hard topic. This is the full order, and what each stage is really for.
Read the guide →The most common maths mistakes, and what causes each one
Most wrong answers are not careless — they are a rule applied correctly in the wrong place. These are the specific mistakes people actually make, grouped by topic, with the misunderstanding behind each group.
Read the guide →The order to teach fractions in, and why that order matters
Teach what a fraction *is* before any operation on one, then comparing, then adding and subtracting, then multiplying and dividing, then decimals, percents and ratios. Most fraction trouble comes from starting at step three.
Read the guide →How to choose a free maths practice site for your child
"Free" usually means the child is the product, and "adaptive" usually means a difficulty slider. These are the questions worth asking before signing a child up for anything, and how to check the answers yourself rather than taking a marketing page at its word.
Read the guide →
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