When Trees Are Red, Color in Remote Sensing

Here's an activity that will change how one sees color. Pupils try out an experiment on chromatography where they place a drop of food coloring on a coffee filter, add several drops of water, and watch the colors spread and separate....

Knowledge of acids and bases doesn't need to be a secret. Learners use red cabbage to create an indicator solution, then test how adding lemon juice (acid) and detergent (base) changes the color of the solution. They then use the concept...

Help young scholars see the important role camouflage plays in the survival of animals with a fun science lesson. Starting with an outdoor activity, children take on the role of hungry birds as they search for worms represented by...

Don't let your brain play tricks on you! Learners test brain reaction rates while it is receiving multiple stimuli. They time each other reading a set of color words written in different colors and again when they are written in black....

Elementary schoolers explore the wide variety of horse coat colors and reproduce an existing color as well a create their own horse coat color. There are two fine worksheets embedded in this plan that learners use to crete these coat...

What does a beautiful sunset have to do with the atmosphere? An inquiry-based lesson has learners make observations about the visibility and color of the sky during different time periods. They then relate their observations to...

Separate water soluble ink into its color components and find that black is actually made of an array of colored pigments! This is a clever spin on the classic chromatography experiment. Use the book, Purple, Green, and Yellow, by Robert...

Did you know that the color of your house could save money? Do this experiment to see which colors regulate temperature best in different environments. Learn how painting the house can save money on the energy bill.

Video shows how color vision works by following a beam of sunlight as it bounces off a beach ball and enters a human eye. But our eyes are just the beginning the real star of the story is the brain. [5:30]

Everyone loves the beautiful colors of fall, but where they come from and how they change color is a mystery. In this project, you will uncover the hidden colors of fall by separating plant pigments with paper chromatography.