Credits

Learn It With Me is built on other people's generous work: videos, data, fonts and software they share for anyone to use. Here's who made each, where it came from, and its licence. Thank you to all of them.

Everything not listed here (the interactives, their recordings, diagrams, questions and writing) was made for Learn It With Me. If we've missed or got wrong a credit for your work, please tell us and we'll put it right.

Subject videos

The short clips on each subject's card on the home page, and behind the subject's banner. Pexels and Pixabay videos are free to use, and neither asks for a credit, but we're glad to give one. Each is trimmed to 8 seconds, without sound.

SubjectVideoMade byFromLicence
Computer ScienceFuturistic Circuit Board with Central ProcessorRoute4Design AgencyPexelsPexels License
Computer ScienceNetwork, Computer, TechnologyAntoine_MusiquePixabayPixabay Content License
Computer ScienceMan, vr, glassesSoul_CanvasPixabayPixabay Content License
Computer ScienceTechnology, digital, quantumdoktorkleinmusicPixabayPixabay Content License
EconomicsCounting New Zealand Dollars in Close-UpKiwi and CameraPexelsPexels License
EconomicsCounting New Zealand Dollars Cash in HandKiwi and CameraPexelsPexels License
EconomicsCounting New Zealand Dollar Banknotes in Cash RegisterKiwi and CameraPexelsPexels License
PsychologyA Person Holding a PaperRDNE Stock projectPexelsPexels License
PsychologyClose-up Footage of People Holding a Folder With Black PaintingsRDNE Stock projectPexelsPexels License
PsychologyBrain, human, medicaltommyvideoPixabayPixabay Content License
PsychologyMind, brain, psychologyRishik_PixabayPixabay Content License
BiologyRed Blood Cells Flowing Through VeinNicola NarracciPexelsPexels License
BiologyScientist, laboratory, biologyKost9n4PixabayPixabay Content License
BiologyDna, helix, deoxyribonucleic acidJohannesWPixabayPixabay Content License
BiologyDna, Science, BiologyxBriantcxPixabayPixabay Content License
ChemistryPutting Dry Ice On Colored LiquidsKindel MediaPexelsPexels License
ChemistryPerson Pouring Chemical in the Test TubeIvan SPexelsPexels License
ChemistryChemistry, science, laboratoryAlexKopeykinPixabayPixabay Content License
ChemistryEnergy, atom, atomicGentyPixabayPixabay Content License
PhysicsA Close-Up Footage of a Plasma BallMathias De RivoPexelsPexels License
PhysicsIss, international space station, spaceCoolVid-ShowsPixabayPixabay Content License
PhysicsMilky Way, galaxy, spaceCeos_StockPixabayPixabay Content License
PhysicsNewton, cradle, pendulumEngin_AkyurtPixabayPixabay Content License
Information TechnologyComputer Keyboard, typing, handsCoverr-Free-FootagePixabayPixabay Content License
Information TechnologyA person typing on a laptop keyboardDiyorbek MirzamakhmudovPexelsPexels License
Information TechnologyClose-Up Video Of TypingCoverrPexelsPexels License
MathematicsCoworkers Writing a Formula on a Transparent WhiteboardMikhail NilovPexelsPexels License
MathematicsA Person Writing on the Blackboardkaboompics.comPexelsPexels License
MathematicsMandelbrot, fractal, colorfulTempinePixabayPixabay Content License
MathematicsMath, chroma key, green screenu_i6nz2fw52zPixabayPixabay Content License
Business StudiesPharmacy, production, factorychuduyen215PixabayPixabay Content License
Business StudiesEmpty Bottles in a Filling MachinePrakash ChavdaPexelsPexels License
Business StudiesProduction Line Machine PartThanh VănPexelsPexels License
Business StudiesAutomated Brewery Production Line ProcessKiwi and CameraPexelsPexels License
AccountingAccounting, analyst, analyzeImageCirclePixabayPixabay Content License
AccountingA Man Using a Calculator at WorkRDNE Stock projectPexelsPexels License
AccountingA Messy Table in the OfficeMART PRODUCTIONPexelsPexels License
AccountingMan Calculating his MoneyTima MiroshnichenkoPexelsPexels License

Resource videos

Most resources' cards show a recording of the resource itself. These use stock footage instead.

Element videos (Periodic Table)

Each is trimmed to 8 seconds, from Wikimedia Commons. Each element's card on the Periodic Table credits its video too. Creative Commons licences ask for the title, the creator, the source and the licence: each is given here. We've trimmed each video, and our trimmed versions are shared under the same licence as the original.

ElementVideoMade byLicence
Hydrogen (H)Hydrogen balloon explosion 2.webmMaxim BilovitskiyCC BY-SA 4.0
Nitrogen (N)Liquid nitrogen in Dewar flask.webmFrançois NguyenCC BY 2.0
Oxygen (O)Paramagnetism of Liquid Oxygen.webmBob Burk, work supported by the National Science Foundation under grant numbers:CC BY 3.0
Sodium (Na)Reaction of Sodium and Water.webmNCSSMDistanceEdCC BY 3.0
Magnesium (Mg)108. Горење на магнезиум во кислород.webmDeni IngilizovskiCC BY-SA 4.0
Phosphorus (P)Spontaneous combustion of white phosphorus upon exposure to air.webmCHE1C3YCC BY 3.0
Sulfur (S)Heating sulfur.webmLeiemCC BY-SA 3.0
Chlorine (Cl)Reaction between Sodium and Chlorine.webmScienceCOLACC BY 3.0
Argon (Ar)Glowing neon and argon in a microwave oven.webmFrançois NguyenCC BY 2.0
Potassium (K)Potassium metal in water.webmMaxim BilovitskiyCC BY-SA 4.0
Calcium (Ca)About 1 gram of metallic calcium reacts with warm water.webmFrançois NguyenCC BY 2.0
Vanadium (V)125. Хемиски чај (оксидациски состојби на ванадиумот).webmDeni IngilizovskiCC BY-SA 4.0
Chromium (Cr)Chromium crystal grown using CVD method.webmFrançois NguyenCC BY 2.0
Manganese (Mn)Pure manganese frit with bright silver surface.webmFrançois NguyenCC BY 2.0
Iron (Fe)Lj13DCrueI0-Burning Steel Wool.webmDahlin ScienceCC BY 3.0
Cobalt (Co)Ferromagnetismus kobaltu.webmMilda 444CC BY-SA 4.0
Nickel (Ni)Analysis of nickel(II) using dimethylglyoxime.webmLeiemCC BY-SA 4.0
Copper (Cu)Electrodeposition of copper crystals.webmFrançois NguyenCC BY 2.0
Zinc (Zn)Electrolytic zinc crystal.webmFrançois NguyenCC BY 2.0
Gallium (Ga)Gallium beating heart.webmMaxim BilovitskiyCC BY-SA 4.0
Germanium (Ge)Germanium fused beads.webmFrançois NguyenCC BY 2.0
Arsenic (As)Marshsche Probe Arsenspiegel.webmJohannes SchneiderCC BY-SA 4.0
Selenium (Se)Heating selenium.webmLeiemCC BY-SA 3.0
Bromine (Br)Liquid bromine in quartz tube.webmFrançois NguyenCC BY 2.0
Krypton (Kr)Discharge tubes with krypton, krypton-iodine, and xenon.webmCarl WillisCC BY 3.0
Rubidium (Rb)Open Quantum Rubidium MOT.webmKongmunistCC BY-SA 4.0
Yttrium (Y)YBCO video.webmMaxim BilovitskiyCC BY-SA 4.0
Ruthenium (Ru)Ruthenium crystal grown using CVD is released.webmFrançois NguyenCC BY 2.0
Rhodium (Rh)Smelting metal rhodium beads.webmFrançois NguyenCC BY 2.0
Palladium (Pd)Palladium crystal grown using CVD.webmFrançois NguyenCC BY 2.0
Silver (Ag)112. Толенсова реакција.webmDeni IngilizovskiCC BY-SA 4.0
Tin (Sn)Zinc displaces Tin.webmQiang Fu Full video: [File:Zinc replacement Tin reaction.webm]CC BY-SA 4.0
Tellurium (Te)Tellurium crystals crystallizing.webmFrançois NguyenCC BY 2.0
Xenon (Xe)Xenon Flash Wiki.ogv.360p.webmYer6dansCC BY-SA 4.0
Caesium (Cs)Liquid metal cesium in a quartz tube.webmFrançois NguyenCC BY 2.0
Lanthanum (La)Lanthanum element produced by Chemcraft.webmFrançois NguyenCC BY 2.0
Praseodymium (Pr)Luminescent color change phenomenon of praseodymium chloride.webmFrançois NguyenCC BY 2.0
Neodymium (Nd)Distilled crystalline neodymium (1).webmFrançois NguyenCC BY 2.0
Europium (Eu)Luminescence of europium compounds.webmLeiemCC BY-SA 4.0
Gadolinium (Gd)Ferromagnetismus gaadolinium.webmMilda 444CC BY-SA 4.0
Terbium (Tb)Luminescence of terbium compounds.webmLeiemCC BY-SA 4.0
Erbium (Er)Ammonium erbium (III) nitrilotriacetate crystal.webmFrançois NguyenCC BY 2.0
Tungsten (W)Smelted metal tungsten is very brittle.webmFrançois NguyenCC BY 2.0
Rhenium (Re)Arc melted rhenium block.webmFrançois NguyenCC BY 2.0
Osmium (Os)One inch mirrored osmium cube has a mass of 351.51 grams.webmFrançois NguyenCC BY 2.0
Platinum (Pt)Rapid melting of platinum cubes.webmFrançois NguyenCC BY 2.0
Gold (Au)The crystallization phenomenon when liquid gold solidifies is full of dendrites..webmFrançois NguyenCC BY 2.0
Mercury (Hg)Mercury slow mo.webm2x910CC BY-SA 4.0
Bismuth (Bi)Diamagnetic Levitation using Bismuth (and Copper).webmEliphas LearyCC BY 3.0

Statistics (Country Profiles)

The figures in Country Profiles come live from each country's statistics agency, so they're always the latest published. We show them as charts and tables, which counts as adapting them.

Other data

Te reo Māori terms

The te reo Māori in each Key Terms list comes only from these sources; where none of them has a term, we leave a gap rather than make one up.

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Software