Guides & 指南
Fifteen original articles — tutorials, the science behind the tools, and real-life scenarios. Every guide has a full Chinese version.
Eye Color Predictor: How It Works & How Accurate Is It?
The genetics behind brown, green and blue eyes, why newborns' eyes change, and what our probabilities actually mean.
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How Tall Will My Baby Be? Mid-Parental Height Explained
The Tanner mid-parental formula, what the range really means, and the lifestyle factors that matter most.
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Chinese Gender Chart: History, How to Use & Accuracy
The 清宫表's 300-year story, how lunar age and lunar month work, and what science actually says about it.
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Due Date Calculator Explained: 3 Methods & Their Accuracy
LMP, conception date and IVF transfer — how each method is calculated and why your due date is really a window.
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Your Pregnancy Week by Week: Milestones & What to Expect
A trimester-by-trimester tour from conception to full term, paired with our week tracker tool.
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Ovulation & Fertility Window: How to Time Conception
How the fertile window is calculated, why timing matters, and common mistakes to avoid.
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Baby Growth Percentiles Decoded: What WHO Curves Mean
What a percentile is (and isn't), why healthy babies span many curves, and when to talk to your pediatrician.
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How Much Should My Baby Eat? Age-by-Age Feeding Amounts
Formula and breast milk volumes by age and weight, hunger cues, and growth-spurt feeding frenzies.
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Baby Sleep Schedules by Age: Newborn to 12 Months
Total sleep, naps, wake windows and realistic bedtimes — month by month, with gentle routine tips.
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Baby Blood Type Predictor: ABO & Rh Inheritance Made Simple
How A, B, O and the Rhesus factor pass from parents to baby — with worked examples.
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English Baby Names: Trends, Meanings & How to Choose
Popularity trends, meaning-driven naming, initials & sibling harmony, and how to use our generator well.
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Chinese Baby Naming: Characters, Elements & Traditions
How Chinese families choose characters by meaning, sound, generation and the five elements.
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Old Wives' Tales vs Science: Gender Myths Fact-Checked
Heart rate, cravings, belly shape and the rest — what the research says about every famous tale.
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Newborn Essentials: The Complete Checklist & First-Year Budget
What you truly need before baby arrives, what you can skip, and how to budget the first year.
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BabyPredictor Getting Started: 7 Ways to Use Our Free Tools
From gender-reveal fun to nursery planning — a tour of the whole site in one guide.
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