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Subject: Measurement

Science activity that explores the relationship between light, area, and distance
Inverse-Square Law

Why the world gets dark so fast outside the circle of the campfire.

Science activity that demonstrates finding the approximate masses of very small things
Microbalance

Make a balance that weighs very light things.

Science activity that will allow you measure things that are too small to measure with commonly available means
Micrometer Caliper

Measure the thickness of a sheet of paper.

Science activity that demonstrates the brightness of two light sources
Oil Spot Photometer

Compare the brightness of two light sources with an oil spot on a white card.

Science activity that demonstrates resonance of sound waves
Organ Pipe

Get Bach to the fundamentals.

Person with shadow.
Outdoor Shadows

Trace your shadow, then make it change.

Science activity that models the energy released in an earthquake
Pasta Quake

The energy released in earthquakes ranges over many orders of magnitude.

Science activity that investigates peripheral vision
Peripheral Vision

Discover the outer limits of your eyes.

Science activity that demonstrates photosynthesis
Photosynthetic Floatation

Show that gas is produced during photosynthesis.

Science activity using straight lines to learn about circles
Pi Graph

Use straight lines to learn about circles.

Science activity that explores how graphing can reveal patterns in data
Plot the Dot

Graphing can be a slippery slope to understanding.

Science activity that models radioactive decay
Radioactive-Decay Model

Substitute coins for radiation.

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Attribution: Exploratorium Teacher Institute