Research and Team
Experience matters.
We want you to be be confident in the quality that went into the selection and design of our activities.
Our research is based on data-driven developmental findings from the following accredited institutions and child-centric resources:
The American Academy of Pediatric Findings, CDC Infant Information, U.S. Department of Health and Human Services, National Institutes of Health, and experiences from real moms and dads.
Medical Advisory Team
We couldn't have done this alone. We're thankful for the many medical professionals that are part of our advisory team, and want to highlight a few of key contributors below.
Medical Advisory Team

Lizzy Greenburg
Co-Founder
and Chief Mom
Co-Founder
and Chief Mom

Mark Greenburg
Co-Founder
and Chief Dad
Co-Founder
and Chief Dad

Vivien Haupt, CPNP
Certified Pediatric Nurse Practitioner
Certified Pediatric Nurse Practitioner

Nikki McCant, PT, DPT
Doctor of Physical Therapy
Doctor of Physical Therapy

Emma Gartner
Early Childhood Curriculum Designer
Early Childhood Curriculum Designer

Kayla Hartt
OTD, OTR/L, OT/L
Licensed Occupational Therapist
OTD, OTR/L, OT/L
Licensed Occupational Therapist

Dr. Leah Alexander
M.D., F.A.A.P.
Board Certified Pediatrician
M.D., F.A.A.P.
Board Certified Pediatrician

Barbara Heilman
MOT OT/L
Licensed Occupational Therapist
MOT OT/L
Licensed Occupational Therapist

Angela Fritz
PT, DPT, PCS
Clinical Specialist in Pediatric Physical Therapy
PT, DPT, PCS
Clinical Specialist in Pediatric Physical Therapy

And more experts!
Child psychologists, early childhood educators, & more!
Child psychologists, early childhood educators, & more!