On another sheet of paper, draw a rainbow that has red, orange, yellow, green, blue, indigo (blue-violet), and violet. Label each band by the first letter of its color. You can learn the colors of ...

Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its surroundings. Additionally, radiation outside the visible range of wavelengths ...

Grab some objects around the house and make your very own rainbow! It's a great way for your toddler to learn about colours. Encourage your child to arrange the objects in colour order of a ...