Physics Classroom
Color Filters
Filters provide amusing changes to images in applications other than just Instagram! High school pupils apply their knowledge of colored filters to three different interactive sets of puzzles. They identify light colors that pass through...
DiscoverE
Everyday Engineering: Water Pollution Clean Up
Water, water, everywhere, but pollution is a major problem. Scholars design a filtration device or process that removes dirt and other particles from water. They use various household objects such as marbles, cotton balls, or coffee...
Purdue University
Yucky Water? No Problem!
Young scholars study the process of water filtration in a three-part STEM lesson. After analyzing samples of dirty water, teams design and build their own filtration systems and measure their efficiency.
Google
Snapchat Geofilter
Sometimes pictures could use a little help. Scholars add filters, frames, stamps, and text to a background photograph. They learn to use variables, encapsulation, sequences, and objects as they use the Blockly programming language.
Cornell University
Nano Interactions
Tiny particles can provide big learning opportunities! Middle school scientists explore the world of nanoparticles through reading, discussion, and experiment. Collaborative groups first apply nanotechnology to determine water hardness....
PHET
Color Vision
Humans can only see visible light, but some insects can see ultraviolet light. Through a simulation, pupils explore how we see colors using one bulb. It moves on to demonstrate how we see colors by mixing three different bulbs (red,...
Teach Engineering
Water Remediation Lab
Water filtration — that's pure genius! Groups test the ability of a water filter to purify water by running chlorine contaminated water through a filter and measuring the chlorine concentrations as they filter the water. They then graph...
Safe Drinking Water Foundation
To Filter or Not to Filter
Drinking clean water can be taken for granted. Explore the process and high cost of filtering water with a water pollution and filtration activity. Young scientist build a filtration system to filter polluted water, examine the economics...
Curated OER
Soil is a Filter
Students examine how to take the impurities out of eater. In this exploratory lesson plan students complete an experiment on how to filter drinking water.
Curated OER
What happens to water before we use it?
Students examine how water is treated prior to becoming available for human consumption. In this water treatment lesson, students conduct an experiment in which they filter water. Students formulate a hypothesis, test, analyze data, and...
Curated OER
Dirt: Making Dirty Water Clean!
Fourth graders study soil and water. In this water lesson students work in groups and use a filter to clean water.
Institute of Electrical and Electronics Engineers
Pollution Patrol
Students design and build an outdoor air pollution detector, test their designs, and communicate their results. In this investigative instructional activity students work in teams to design their detectors and use everyday items to do...
Curated OER
Circular Convolution
In this circular convolution worksheet, students solve and complete 6 different problems related to determining the circular convolution. First, they plot a point and describe its effect of convolution with high and low frequencies....
Curated OER
Polarized Light
Students examine polarized light and that it can be done through reflection. In this reflection lesson students develop a model that accounts for differences in light behavior.
Curated OER
Lymphatic and Immunity
For this biology worksheet, students identify and locate various vocabulary terms related to the lymphatic and immunity systems of the body. There are 42 biology terms located in the word search.
![Black Cat Photo Products: Photography Rules of Thumb [Pdf] Activity](https://d15y2dacu3jp90.cloudfront.net/images/attachment_defaults/resource/large/FPO-knovation.png "Black Cat Photo Products: Photography Rules of Thumb [Pdf] Activity")
Other
Black Cat Photo Products: Photography Rules of Thumb [Pdf]
If you are a student or teacher looking for photography tips for beginners, then this is the site for you! Provides 53 quick hints to make your photos look more professional. Click on the download arrow for the PDF file.
Google
Google for Education: Cell Biology: Filters
Students learn the characteristics that comprise a filter, and then use their computational thinking skills to design their own filters. The goal is to ultimately learn how these filters are related to many biological processes.
Other
Uso Eficiente De Energia Electrica
Learn about the efficient use of electric energy in Spanish. See the products and services responsible for saving energy.
Other
The Black and White Darkroom
This personal homepage was developed to aid amateur photographers who would like to produce their own black and white photographic prints from film in their own home darkrooms. Information is given on home darkrooms, as well as equipment...
Physics Classroom
The Physics Classroom: Light Waves and Color: Color Subtraction
In this physics tutorial, students learn how materials that have been permeated by specific pigments will selectively absorb specific frequencies of light in order to produce a desired appearance.
NC State University
Pira Demonstration Catalog: Dichroic Polarization
Short descriptions of possible physics demonstrations for illustrating dichroic polarization and the role of Polaroid filters in blocking roadway glare. Suitable as an idea-generator for student projects.