The Great STEMporium

18388 Coastal Highway #10

Lewes, DE 19958

(302) 313-5139

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Fall / Winter Activities


Save up to 50% off selected merchandise

New Menu Items 

Stop in any time during normal hours, grab a table, and order up fresh NEW projects straight from our menu.  We’re adding NEW activities like: forensic finger prints, simple machines, Newton’s hover craft, roller coaster challenge, and more.

Scout Activities

We offer a number of STEM activities that directly connect to badge and activity requirements established by the Girl Scouts and Boy Scouts.  Click HERE for our special handout!

Evening Science Sessions

Parents need a break! We get it. Drop off your darlings for an evening science session while you run your holiday errands.  Wed & Fri 5:30 - 7:30.  Pricing varies.

Odyssey of the Mind

Breaking out of your routine helps to ignite creativity!  Join us Wednesday evenings for a spontaneous spontaneous activity to help sharpen your team.  $15 per team

Sip & Science

Looking for a different kind of a date night?  You’ll find it at The Great STEMporium!  Bring your own bottle of your favorite spirits and dare your date to an analog computer challenge, make hot lips slime together, or build a mega marble run…just the two of you…and your wine, of course. $10 cork fee. (Age 21+)

Workshops & Special Celebration Days

Follow us on Facebook to stay up-to-date on when and how we celebrate curiosity year-round!

Day of the Girl - Free project & BOGO deal

October – Halloween circuit projects & monster slime specials

Nov & Dec - Evening Science Sessions - You shop while your kids do science with us!

January 4-5 – Bean Day Extravaganza

February – Melting snowman slime and The Great Galileo Gathering Event

March 14 – Einstein's Birthday and Pi Day Indoor Festival

Schools, Home Schools, Teachers, and Special Friends
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Field Trips

Daytime hours on Thursday’s & Fridays are reserved for fieldtrip groups.  Our 2.5 hour program aligns with your grade-level next-gen science standards.  Click HERE for our handout.

Home School Days

Every Wednesday from 11am - 2pm is dedicated to our area homeschool kids.  Stop in for unique STEM lessons on a variety of topics suitable for all grade levels.  Price varies based on chosen activity.

Special Friends Day

The first Wednesday morning of the month between 11am-Noon is specifically designed for our special friends.  Low lighting, no music, no lab coats, just quiet, enjoyable fun.  Price varies based on chosen activity from our regular menu.

Educator Professional Development

Dear Teachers, Keep an eye on our calendar for professional development opportunities provided by The Great STEMporium AND other teachers just like you. Dates, times, topics, and prices vary.