Mobile App Development

within 25 miles

Sep 17, 2026

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18 opportunities found! use fewer search filter criteria to find more opportunities

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Kids Friendly Only

21+ Only

Participant Age Range Minimum

100

Participant Age Range Maximum

100

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Any Cost Free Only

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Coastal and Ocean Resources

BeachObserver

Promote citizen science, develop baseline data, analyze change

Anywhere

Ongoing

Citizen ScienceGeology & Earth ScienceSocial ScienceEducationBirdsGeographyAnimalsBiologyNature & OutdoorsOcean Water MarineEcology & Environmentwildlifeshorelinepollutioncitizen sciencemarine debrisobservationsbeachmonitoring

Drexel University

Cleanlet

Keep stormwater inlets clear to help prevent flooding.

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentClimate & Weatherpollutioncommunity resilienceurban environmentmobile appfloodingwaterhydrologyenvironmental monitoringstormwatercivil engineering

San Diego STEM Ecosystem

Futures

Your Future Lies Just Ahead: College and Career programs for High School Students

Anywhere

Ongoing

Computers & TechnologySocial ScienceTechnologySocial ScienceOut-of-school ProgramsOnline/HybridTechnologyCoding/Computer Science/Cyber SecurityFinancial Support or Scholarship AvailableGrades 9-12

Geo-Wiki Project

Improve global land use and cover maps

Anywhere

Ongoing

Citizen ScienceClimate & WeatherFoodNature & OutdoorsGeology & Earth ScienceComputers & TechnologyChemistryEcology & Environmentimagerywikigeographyland coverglobeearthbiologygooglesatelliteland useagriculture

Dr. Antonella Radicchi, TU Berlin

Hush City

To empower people to identify and evaluate quiet areas in cities

Anywhere

Ongoing

Citizen ScienceEducationHealth & MedicineEcology & EnvironmentSoundNature & OutdoorsGeographyurban planningenvironmental justicequieturban soundnoisemapenvironment and healthcitizen sciencedata collectionurban developmentmappinghealthquietnesscitynoise pollutionmobile appshealthysonic urbanismopen accessurban designsoundscape

University of Kentucky's Office of the State Entomologist (Dept of Entomology)

Invasive Species Citizen/Community Science Program

Monitor for the presence of unwanted pests.

Multiple locations, including yours!

Ongoing through October 31, 2026 at 4:00 AM

Citizen ScienceAgricultureBiologyInsects & Pollinatorsinvasive speciesspotted lanternflyfire anttree of heavenstingspongy mothinvasiveinsectbad bugsinsectsinvasive pestsdefoliators

Global Lake Ecological Observatory Network (GLEON)

Lake Observer mobile app

Monitor water quality in lakes and watersheds worldwide

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentOcean Water MarineComputers & TechnologyNature & OutdoorsClimate & WeatherChemistryBiologymonitoringlakecitizen sciencewater qualitymobile applimnologyecology

National Geographic Society, Yale University

Map of Life

Engage naturalists around the world to improve our collective understanding of biodiversity

Anywhere

Ongoing

Citizen ScienceOcean Water MarineEcology & EnvironmentAnimalsmap of lifehalf-earth projectdragonfliesmammalsbirdsmarinebiodiversityngsmolamphibiansconifersreptilesplantsbutterfliesnational geographic societycactiterrestrial

Marine LitterWatch

Marine debris monitoring

Multiple locations, including yours!

Ongoing

Citizen Sciencemarine strategy framework directiveeuropean unionbeachesmlweuropean environment agencyoceaneeamarine litterwaterwater qualitymarinemarine litterwatchplasticsbeach monitoringshoreline monitoringec2020

University of Oklahoma CIMMS and NOAA/NSSL

mPING

Collect global observations of weather conditions at the ground

Anywhere

Ongoing

Citizen SciencePhysicsOcean Water MarineClimate & Weathermeteorological phenomena identification near the groundmpingthe crowd and the cloud

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