Created by neuroscientist Dr. Greer Kirshenbaum

By neuroscientist Dr. Greer Kirshenbaum

Play that fits what they’re learning right now.

Screen-free, science-backed tools that show you what to do together, so everyday moments feel easier and more connected.

Screen-free, science-backed tools that show you what to do together.

4.9/5 · Amazon’s Choice600+ retail locations

4.9/5 · Amazon’s Choice · 600+ stores

As featured in

Shop by stage

Start with what they’re learning now.

Baby 3–6M · Learning now

Learning now

Reaching, grasping, bringing hands to midline.

Reaching is one of the first ways babies act on the world. Brief, supervised play is plenty.

See everything for this stage →
See everything for this stage →

Gifting, thoughtfully

Thoughtful gifts, grounded in science.

Gifts grounded in science.

All sets →

Meet the founder

Dr. Greer Kirshenbaum, PhD

Meet the founder

“Development does not happen through pressure or perfect parenting. It grows through safe, responsive relationships and the ordinary moments families share every day.”

Dr. Greer Kirshenbaum, PhD Neuroscience. Infant mental health expert, doula, author, sleep educator and mother. For 15+ years she has studied how early experiences shape the brain; every tool here translates that research into guidance you can use today.

Neuroscientist, infant mental health expert, doula, author and mother. 15+ years studying how early experiences shape the brain.

Free shipping

On qualifying Canada and U.S. orders.

Qualifying CA & US orders

30-day returns

Unopened, unused items, within 30 days of delivery.

Unopened, unused items

Amazon’s Choice · Best Seller

4.9★ average customer rating.

4.9★ average rating

Dr. Greer’s notes

Understand what your baby is learning next.

Developmental insights and simple ways to connect, plus first access to new tools.

Developmental insights and simple ways to connect, plus first access to new tools.

A gentler way to grow

Stay connected.

Receive practical developmental guidance, new product updates and thoughtful notes from Dr. Greer.