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Eat clean,Think ada.

A microscope, leaf specimen, prism spectrum, ruler and blank notebook arranged for a careful observation.

Science

A microscope links a leaf specimen to a larger living plant.BiologyExplore living systems from cells outward.5 minScienceExploreA safe cabbage indicator changes colour as lemon solution is added.ChemistryFollow substances through bonds and reactions.5 minScienceExplainA moving pendulum, compressed spring, wooden blocks and prism show physical effects.PhysicsConnect motion, energy, forces and waves.5 minScienceConnectHands examine layered rock beside soil, sediment water and a fern.EarthRead planetary systems across connected scales.5 minScienceObserveAn adult and child observe a crescent moon through a telescope at dusk.SpaceUnderstand observation, distance and cosmic scale.5 minScienceScaleFour matched seedlings receive controlled treatment while one condition changes.ExperimentsMeasure variables through safe repeatable tests.6 minScienceTest
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ScienceExperimentsMeasure variables through safe repeatable tests.ScienceBiologyExplore living systems from cells outward.ScienceChemistryFollow substances through bonds and reactions.
“The discovery of a new dish confers more happiness on humanity, than the discovery of a new star.”
Brillat-SavarinThe Physiology of Taste

Tools

Measure a spread

4 units between the extremes.

A range describes these observations; it is not measurement uncertainty or a confidence interval.

Convert a duration

180 seconds.

Use a consistent start and end event when comparing timed observations.

Compare quantities

30% of the whole.

Use matching units and the same population or observation period.

Idea clearer?

Note

ada offers general information, not personal medical, nutritional, scientific or veterinary advice.

Test ideas

Describe what changed before deciding what caused it.

Frame an observation

Journey

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