This colorful Paper Pinwheel is simple to make, but looks impressive! This is one toy that brings colorful fun wherever you take it. Craft Time! This Paper Pinwheel is a colorful toy to bring outside ...

How fast is the wind blowing where you live? As we see on “Weather Hunters,” meteorologists use a tool called an anemometer to measure wind speed. Anemometers work because they have arms with cup-like ...