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Credits

The Lab Games is built by a high school science teacher. These are the outside images, data, fonts and code it uses, with their licenses.

Images & textures

Pictures in the question banks have their own page: Image credits.

  • Planet, moon and Saturn ring maps; Earth clouds, night and specular maps

    Solar System Scope 2K maps (based on NASA mission imagery). Venus uses the cloud-top (atmosphere) map. Earth maps: Solar System Scope 2k_earth_clouds, 2k_earth_nightmap, 2k_earth_specular_map; ring: 2k_saturn_ring_alpha.png.

    CC BY 4.0 Resized and re-encoded. Used in Kepler’s Laws and in its homepage thumbnail and preview video.

  • Milky Way panorama

    ESO/S. Brunier, eso0932a.

    CC BY 4.0 Resized to 2048×1024; shown faint. Used in Kepler’s Laws.

  • Planetary maps and elevation data

    • Pluto: NASA/JHUAPL/SwRI New Horizons LORRI/MVIC global mosaic, 300 m/px (USGS Astrogeology Science Center, planetarymaps.usgs.gov)
    • Io: Galileo SSI / Voyager global color mosaic, 1 km (USGS)
    • Europa, Ganymede, Callisto: Voyager / Galileo SSI global mosaics (USGS)
    • Moon elevation: NASA LRO/LOLA elevation, ldem_3_8bit.jpg from the NASA SVS CGI Moon Kit
    • Mars elevation: MGS MOLA MEGDR 4 px/deg topography (NASA PDS Geosciences)
    • Mercury elevation: MESSENGER global DEM 665 m (USGS)

    Public domain U.S. Government work. Downsampled; some tinted. Used in Kepler’s Laws.

  • “Blue Marble” Earth map

    NASA Earth Observatory / Visible Earth (Blue Marble). Visible Earth record 57752.

    Public domain NASA imagery. Globe basemap in Currents: Ocean Circulation.

Scientific data

Currents: Ocean Circulation

  • Winds: Copernicus ERA5

    Generated using Copernicus Climate Change Service information 2021. Contains modified Copernicus Climate Change Service information; neither the European Commission nor ECMWF is responsible for any use of this information.

    Copernicus licence ERA5 monthly means

  • Temperature and salinity: World Ocean Atlas 2023

    Reagan, J.R., et al. (2023). World Ocean Atlas 2023. NOAA NCEI.

    Public domain NOAA NCEI

  • Surface currents: OSCAR v2.0

    NASA JPL PO.DAAC, OSCAR_L4_OC_FINAL_V2.0 (annual climatology built from 2018/2019/2021 monthly samples).

    Public domain NASA PO.DAAC

  • Bathymetry: GEBCO

    “The GEBCO Grid,” GEBCO Compilation Group, GEBCO 2026.

    Public domain GEBCO

Kepler’s Laws

  • Stars: Yale Bright Star Catalog

    The 3,000 brightest stars of the Yale Bright Star Catalog, 5th revised ed. (Hoffleit and Warren 1991).

    Public domain

  • Orbits, masses and sizes: JPL Solar System Dynamics and NASA fact sheets

  • TRAPPIST-1: NASA Exoplanet Archive

    Planetary Systems table, default parameter set = Agol et al. 2021, Planetary Science Journal 2, 1. TRAPPIST-1 overview.

    This research has made use of the NASA Exoplanet Archive, which is operated by the California Institute of Technology, under contract with the National Aeronautics and Space Administration under the Exoplanet Exploration Program.

Stellar Life Cycles & the H-R Diagram

  • Stellar evolution tracks: MIST

    MIST v1.2 (MESA Isochrones & Stellar Tracks). Choi et al. 2016, ApJ 823, 102; Dotter 2016, ApJS 222, 8; mist.science.

    The full list of papers behind each value is in the sim’s Credits panel. Open the sim

Chemistry

  • Nuclear data: IAEA LiveChart of Nuclides

    IAEA LiveChart of Nuclides (ENSDF / AME2020), extracted 2023-10-18; U-235 yields ENDF/B-VIII.0 via IAEA, extracted 2026-09-24.

    IAEA Nuclear Data Section. Used in Nuclear Chemistry Explorer.

  • Element data: Periodic-Table-JSON and Wikipedia data pages

    First ionization energy, electronegativity, melting/boiling point and density: Wikipedia element data as compiled in Bowserinator/Periodic-Table-JSON. Atomic radius and electron affinity: Wikipedia data pages. Atomic masses: IUPAC abridged standard atomic weights.

    CC BY-SA Used in Periodic Table Explorer.

  • Measured values cited in the chemistry labs

    CRC Handbook of Chemistry and Physics, 97th ed. (Haynes, 2016); NIST Chemistry WebBook, SRD 69; NIST Atomic Spectra Database; NIST XCOM and ASTAR; PubChem; R. D. Shannon, Acta Cryst. A32 (1976) 751–767 (ionic radii).

    Used in the Flame, Calorimetry, Acids & Bases and Ionic or Covalent? labs, Ionic Bonding Activity, Mendeleev Investigation and Nuclear Chemistry Explorer.

Fonts

Atkinson Hyperlegible, Atkinson Hyperlegible Next, Bricolage Grotesque, Bungee, DM Mono, Exo 2, Lexend, Orbitron, Rajdhani, Righteous and Share Tech Mono, from Google Fonts, served from this site.

SIL Open Font License 1.1 Copyright lines and full license text

Code

  • Three.js

    © three.js authors. Copied into this site at /vendor/three/ and /earth-science/fault-lines/vendor/three-0.170.0/.

    MIT License · License (Fault Lines copy)

  • flag-icons

    © Panayiotis Lipiridis. Copied into this site at /vendor/flag-icons/.

    MIT License

  • chess.js

    © Jeff Hlywa. The chess rules in Lab Chess. Copied into this site at /vendor/chess.js/.

    BSD-2-Clause License

  • fflate

    © Arjun Barrett. Opens a teacher’s pictures .zip in the browser for the question-bank import. Copied into this site at /vendor/fflate/.

    MIT License

Everything else on this site — simulations, artwork, avatars, question banks and code — is original work © The Lab Games.