MEL Physics — hands-on physics experiment kits delivered monthly — real experiments, not just reading. (Affiliate link)
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Build a sundial from a paper cup and straw, then see how closely the shadow marks match the real time.
Easy
Track the Moon each night for a full cycle and match each phase to the time it rises and sets.
Easy
Count how many times a star blinks in ten seconds and test whether wind or altitude changes the rate.
Easy
Spread a white sheet outside, sweep up the dust with a magnet, and find tiny space rocks under a microscope.
Easy
Build a scale model of the Sun and Earth and count how many Earths fit across its width.
Easy
Shape Play-Doh into scale-sized planets and discover how tiny Earth looks next to Jupiter.
Easy
Turn a balloon into the Sun and shape play dough planets to build a tabletop solar system model.
Easy
Pick a fruit to match each planet's size and line them up to see how the solar system is spaced out.
Easy
Fill a tray with black beans and bouncy balls to build a glowing solar system you can touch and explore in the dark.
Easy
Swirl glitter and paint in a jar of water to create a miniature galaxy that sparkles when you shake it.
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Science Concepts
Atmospheric RefractionBlack HolesBuoyancyCometsDensityEarth's Axial TiltEarth's RotationElectromagnetic SpectrumGalaxy StructureHawking RadiationLunar PhasesMagnetic FieldMagnetometerMicrometeoritesParallaxPinhole CameraPlanetary DifferentiationScale ModelsSeasonsSolar ProjectionSolar System ScaleSolar WindStellar ClassificationSublimationSundialSunspots
