B&O Railroad Museum
901 W. Pratt St., Baltimore, MD 21223 · Southwest Baltimore
AgesAll ages
PriceAdults $20, kids 2–12 $12, under 2 free
Toddler timeNot listed
Socks—
Indoor playBaltimore · Charm City
Indoor play for toddlers in Baltimore, for cold and rainy days.
We found four indoor play places and two toddler classes in and around Baltimore that work for babies to 6-year-olds: one indoor playground or play café, three museums with toddler areas and two gym, music and art classes. The cheapest paid pick is B&O Railroad Museum (Adults $20, kids 2–12 $12, under 2 free). Each card has ages, prices, class times and toddler hours from the place’s own site.
Rainy-day quick picks6 places
Cheapest paidB&O Railroad Museum$12
Compare
Every indoor play place and toddler class in Baltimore, side by side
Filter by kind of place, then sort by price. The highlighted boxes are what most parents ask first: ages, price and toddler time.
Museum
Port Discovery Children’s Museum
35 Market Place, Baltimore, MD 21202 · Inner Harbor
Ages1–10
Price$25.95 ages 1+; under 1 free
Toddler timeNot listed
Socks—
Maryland Science Center
601 Light St., Baltimore, MD 21230 · Inner Harbor
Ages3 and up
PriceAdults $34.95, kids 3–12 $26.95, under 3 free
Toddler timeNot listed
Socks—
My Gym Timonium
2080 York RD, Suite 230 Timonium, MD 21093
AgesTiny Tykes 3m–12m; Waddlers 12m–20m; Gymsters 21m–2y6m; Terrific Tots 2y6m–3y6m (parent-and-child classes)
Price$29 trial
ClassesWeekly class times include Tiny Tykes (3m–12m): Tue 12:10 p.m., Wed 8:30 a.m., Sun 8:45 a.m.; Waddlers (12m–20m): Mon 10:15 a.m., Tue 9:15 a.m., Tue 4:30 p.m., Wed 12:30 p.m., Thu 11:15 a.m., Fri 12:05 p.m.; Gymsters (21m–2y6m): Mon 9:15 a.m., Tue 10:15 a.m., Wed 9:30 a.m., Thu 10:15 a.m., Fri 10:10 a.m., Sat 10:00 a.m.; Terrific Tots (2y6m–3y6m): Mon 11:15 a.m., Tue 11:10 a.m., Wed 10:30 a.m., Thu 9:15 a.m., Fri 11:05 a.m., Sat 11:00 a.m.
BookingBook a trial class online first; enrolled families book classes through their account
Parent-and-child gym classes with tumbling, songs, swings, games and puppet time, grouped by age.
National Aquarium
501 E. Pratt St., Baltimore, MD 21202 · Inner Harbor
AgesAll ages
PriceAdults $49.95, youth 5–20 $39.95, 4 and under free
Toddler timeNot listed
SocksNot listed
My Gym Columbia
6905 Oakland Mills Road, Ste C Columbia, MD 21045
AgesTiny Tykes 3m–12m; Waddlers 13m–20m; Gymsters 21m–2y6m; Terrific Tots 2y6m–3y6m (parent-and-child classes)
PriceTuition is billed every 4 weeks and shown per class on the schedule page; book a trial class first
ClassesWeekly class times include Tiny Tykes (3m–12m): Tue 9:30 a.m., Wed 9:15 a.m., Wed 4:15 p.m., Thu 10:15 a.m., Fri 11:30 a.m., Sat 9:00 a.m.; Waddlers (13m–20m): Wed 5:15 p.m.; Gymsters (21m–2y6m): Mon 9:30 a.m., Tue 11:30 a.m., Wed 10:15 a.m., Thu 9:15 a.m., Fri 9:30 a.m., Sat 10:00 a.m.; Terrific Tots (2y6m–3y6m): Mon 10:30 a.m., Tue 10:30 a.m., Tue 5:30 p.m., Fri 10:30 a.m., Sat 11:00 a.m., Sun 11:00 a.m.
BookingBook a trial class online first; enrolled families book classes through their account
Parent-and-child gym classes with tumbling, songs, swings, games and puppet time, grouped by age.
Nothing of that kind here yet.
Before you go
What to pack for indoor play
SocksGrip socks, for everyoneMost play places and trampoline parks require socks, some for grown-ups too. Each card has the sock rule when the place posts one.TimingGo at toddler timeWeekday mornings are calmer, and toddler sessions keep big kids out.
WaiversSign the waiver at homeTrampoline parks and many play places ask for an online waiver. Doing it before you leave skips the line.Keep planning
More for little kids in Baltimore
November: things to do in BaltimoreEvery dated listing for the month, by weekDecember: things to do in BaltimoreEvery dated listing for the month, by week
Free things to do in BaltimoreFree days, free events and places that never charge
Library storytimes in BaltimoreBaby, toddler and preschool storytimes by day and branch
Ice skating in BaltimoreHoliday and indoor rinks, skate aids and prices
Thanksgiving weekend in BaltimoreParades, turkey trots and what’s open on Thursday
Noon Year’s Eve in BaltimoreKid-friendly countdowns, home by nap
Christmas parades in BaltimoreParades and tree lightings with dates and start times
Christmas trains in BaltimorePolar Express, Santa and lights trains with datesThe Nutcracker in BaltimoreBallet and touring shows, sensory-friendly flagged
Christmas markets in BaltimoreChristkindlmarkts and winter wonderlands with hours
Christmas break in BaltimoreWhat’s open on Dec 24, Dec 25 and Jan 1
This week in BaltimoreDated outings for ages 0–6, checked every Thursday
Good questions
Indoor play in Baltimore: the FAQ
We haven’t confirmed a free indoor play space yet. Library storytimes are free too; see library storytimes in Baltimore.
My Gym Columbia (ages Tiny Tykes 3m–12m; Waddlers 13m–20m; Gymsters 21m–2y6m; Terrific Tots 2y6m–3y6m (parent-and-child classes)); My Gym Timonium (ages Tiny Tykes 3m–12m; Waddlers 12m–20m; Gymsters 21m–2y6m; Terrific Tots 2y6m–3y6m (parent-and-child classes), $29 trial). Classes run on a set schedule, so sign up before you go. Each card has the class times and how to book, from the program’s own page.
Posted prices for little kids run from Adults $20, kids 2–12 $12, under 2 free at B&O Railroad Museum to Adults $49.95, youth 5–20 $39.95, 4 and under free at National Aquarium. Many places let grown-ups in free and charge per child; each card shows the venue’s own price.
At some places, yes: Port Discovery Children’s Museum (under 1 free); B&O Railroad Museum (Adults $20, kids 2–12 $12, under 2 free).
Head inside: this page has six indoor play places that work for babies to 6-year-olds, including Port Discovery Children’s Museum, National Aquarium and Maryland Science Center. This week’s indoor storytimes, shows and classes are on this week’s list.
Each listing comes from the venue’s or organizer’s own page and links to it. We only list a date, time or price when that page shows it, and anything we can’t confirm stays off. These were last checked Oct 29, 2026, and we recheck them once a month, plus whenever a place changes its hours or prices. How we choose and check.
Rainy-day ideas every Thursday.
One short email every Thursday evening with the best things to do with little ones in Baltimore that weekend, indoor picks included.
