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depth 0m · surfaceTwos

2–3 years.

Vocabulary triples between two and three. So does opinion strength. The year your child becomes a negotiator — and you become a translator.

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  • 25products
  • 24free printables
Nomi Radio
The shoals· depth 5m

The research swims past.

Reach in and pull out a question. The full archive is below.

SleepMother watching sleeping 8-month-old baby on cream blanket, watercolor illustration

When to Drop a Nap: What the Charts Don't Tell You

Every chart gives you age ranges. What none of them explain is why those ranges exist — and why two toddlers the same age can have completely different transitions. Here's what the neuroscience says, including what happens to night sleep and whether quiet time does anything.

9 min readRead →
Social & EmotionalFather crouched calmly beside two-year-old toddler lying on grocery store floor mid-tantrum — illustrating how to discipline a toddler without yelling

How to Discipline a Toddler Without Yelling: The Neuroscience Behind What Works

When a two-year-old is face-down on the grocery store floor screaming about the wrong yogurt pouch, "just say no" isn't failing because you're doing it wrong — it's failing because the part of the brain that could make "stop" happen is still being built. Here's what the neuroscience of toddler discipline actually looks like, and which techniques work because of that biology, not despite it.

13 min readRead →
Feeding & NutritionToddler reaching toward a plate of colorful soft food pieces — illustrating toddler meal ideas and self-directed food exploration at ages 1–3

Toddler Meal Ideas: What Research Says About What Goes on the Plate

Most toddler meal articles hand you a list of fifty recipes and send you on your way. This one starts somewhere different: with the research finding that what goes on the plate is only part of what determines whether a meal goes smoothly. Evidence-based meal ideas for fussy eaters ages 1–3, organized by the nutritional priorities that actually matter at this age (iron, zinc, and dietary variety) plus the mealtime structure that research links to less refusal.

14 min readRead →
ParentingMother sitting calmly on floor with upset toddler during tantrum — gentle parenting in practice

Gentle Parenting: What the Research Says

Everyone cites the same study as proof gentle parenting works — or doesn't. The problem: that study never looked at a single child. Here's what the research shows, which behaviors have 40 years of evidence behind them, and the one condition that decides whether any of it works.

11 min readRead →
SeasonalToddler crouching outdoors reaching toward a dandelion while mother kneels beside and points — outdoor summer activities for toddlers and early language development

Summer Activities for Toddlers: What the Research Says About Outdoor Play

Most summer activity lists for toddlers are just numbered ideas with no explanation of why any of them matter. This one starts somewhere different: a 2023 JAMA Pediatrics study that found outdoor play measurably offsets developmental costs of screen time, a heat-safety threshold most parents haven't heard of, and a breakdown of what activities actually fit a 12-month-old versus a 3-year-old — because developmentally, those are very different kids.

14 min readRead →
Language & CommunicationTwenty-two-month-old toddler in yellow shirt pointing at distance while mother in blue top follows the child's gaze, demonstrating nonverbal communication in speech delay

Late Talker: When to Worry About Speech Delay

Your toddler understands everything but barely talks. Is this normal development or a warning sign? Learn when late talking resolves on its own and when it signals a deeper delay—backed by 17-year research tracking children from age 2 to adulthood.

17 min readRead →
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Uncharted· depth 50m

Reefs in progress.

Coming soon

Online activities

Crosswords, color-alongs, gentle games.

Coming soon

Books we love

A reading list with the why behind each title.