Nasa: Optics: Light, Color, and Their Uses

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...

Enrich your study of living things with these cross-curricular math activities. Following along with the story Tillena Lou's Day in the Sun, learners will practice addition and subtraction, learn how to measure volume and length,...

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....

Students identify the uses of plants by researching Native Americans. In this First Nations culture instructional activity, students identify the First Nations coastal people of British Columbia and their use of plants such as seaweed,...

Let's practice cutting and pasting! Kindergarteners color four farm animals and then cut out the back half of the animals and paste them on the correct front half. Farm animal names are included to help improve sight word recognition...

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...

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...

Watch celery change from green to purple in a video that demonstrates how celery absorbs food coloring to change the color of the leaves. The resource has viewers thinking about the science behind types of water and photosynthesis.

Download this Educators Guide to light, color, and their uses. Choose from different activities using lenses, prisms, hidden messages, periscopes, and kaleidoscopes

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]