STEM
Hands-on building, cause-and-effect, and early science play that rewards curiosity instead of taps on a screen. These are the open-ended toys little engineers come back to for years.
Staff Pick
Staff Pick
Magna-Tiles · STEM
Classic 100-Piece Set
The magnetic building set that quietly becomes the most-used toy in the house.
$120 3–5 yrs
KiwiCo · STEM
Panda Crate (0–24 months)
A bimonthly box of research-backed play matched to baby's stage.
$24 0–24 mo
KiwiCo · STEM
Koala Crate (2–4 years)
Themed monthly project crate for the preschool set.
$24 2–4.5 yrs
Tegu · STEM
Magnetic Wooden Blocks (24-piece)
Hardwood blocks with hidden magnets. Physics you can feel.
$75 1.5–5 yrs
Lovevery · STEM
The Play Kits Subscription
Stage-by-stage Montessori-leaning kits delivered on the baby's schedule.
$80 0–4 yrs