Search Results

In this activity, learners explore ray optics. Learners discover that they can use a magnifying glass to create an upside-down image.

Learners observe different light sources, outdoors and indoors, using prism glasses (diffraction glasses) and color filters.

In this activity, learners will use string and salt to lift an ice cube out of a glass of water. Salt depresses the freezing point of water, allowing it to melt around the string and refreeze.

In this activity, learners discover that the way a material behaves on the macroscale is affected by its structure on the nanoscale.