Curated OER
Filtering Angry Statements Activity
Help learners who struggle with blurting out statements when they are angry by reviewing a series of statements and determining when, if ever, they are appropriate to say.
Curated OER
Kidney Filtering
Learners investigate how kidneys function. They discuss how a dialysis machine works, and conduct an experiment in which they filter different substances through a plastic window screen, various sizes of hardware cloth, and poultry...
Curated OER
Filtering Water to Prevent Pollution
Students explore techniques used to filter water and different pollutants. In this prevention of water pollution lesson plan, students define water pollution and list ways water is polluted. They explore water purification and complete a...
Curated OER
Forest as a Filter
Students experiment using soil and water. In this forest as a filter lesson, students identify the role of forest cover, vegetation, and foliage impacts erosion and evaporation. Students conduct a simple experiment, form a hypothesis,...
Curated OER
Cleaning Water: How Filters Work
Students construct their own water filter to obtain clean water. In this filtration instructional activity, students produce tainted water in order to properly filter it with filtration devices made in class.
US Environmental Protection Agency
Role of Plants in Water Filtration
Investigate the amazing ability of plants to filter contaminants from water with this series of in-class demonstrations. After placing six small, potted plants in plastic cups, different solutions and mixtures are poured into them that...
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,...
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.
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...
NASA
The Atmospheric Filter
What is the difference between a comet and a meteoroid? An educational lesson includes five demonstrations of how the atmosphere can inhibit our ability to measure many things in the galaxy.
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
Water Filtering
Students investigate how polluted water is filtered so people can use this recycled resource. They conduct an experiment in which they put "polluted" water through a filtering system. They investigate what happens at a water treatment...
Curated OER
Steady-State Circuit Analysis & Filter Design
Scholars identify how the TI-89 implements phasors to perform sinusoidal steady-state analysis. The focus is on how to enter and display complex numbers. They also show how a typical steady-state application how to use the Numeric Solver...
Curated OER
The Haar Wavelet Filter Bank
In this Haar Wavelet learning exercise, students solve and complete 4 different problems related to the Haar Wavelet filter bank. First, they define the properties of Haar basis. Then, students compute the matrices for the first, second...
Curated OER
New Jersey Estuaries Water Filter Activity
Students examine how an estuary's plants and soil filter water before it flows into the ocean. They complete a lab report drawing and writing about what they observe after completing a water filter activity.
Curated OER
Filter Flutters
Students create a butterfly out of a coffee filter. In this art lesson, students use jello powder in a cup and dip the butterfly in the cup making it look tie dyed.
Curated OER
Diversity of Colors
Students investigate color diversity by experimenting with jelly beans. In this color spectrum lesson, students observe colored jelly beans through different filters and light sources to change the existing look of the bean. Students...
Curated OER
Getting Food
Students complete activities to learn about the ocean food web. For this ocean life lesson, students discuss how the tides affect feeding, learn about filter feeders, grazers, predators, and scavengers. Students then group the animals...
Curated OER
Getting Food
Students explore seashore ecosystems. In this marine animal biology lesson, students sort photographs of various sea creatures according to their eating habits and discuss each animal's identifiable traits. Students draw and label...
Curated OER
2D Wavelet Transform
In this 2D wavelet transform worksheet, students compute 9 different types of problems related to using wavelets. They select a set of orthogonal filters, load in any image they want, and compute by the given command. Then, students...
Curated OER
Making a Water Filter
Fifth graders draw a plan that they think will clean the sludge in a jar. Students construct the treatment system they designed, take a bottle of sludge to the system and try it out, writing down what happened.
Curated OER
What Happened to the Chesapeake Bay Filtering System?
In this environmental science lesson, students write a short story about what it's like to help at an oyster garden. They formulate 2 hypotheses on the disappearance of oysters in Chesapeake Bay.
Curated OER
Hand Lotion Analysis
Students prepare a sample of a commercial hand lotion for analysis by HPLC to determine the percent composition of two common cosmetic preservatives, methylparaben and propylparaben. They perform the analysis and the data is evaluated to...
Curated OER
Using Data from Sensors
Beginning with a discussion about using technology to collect data, this resource includes a video about the next Mars rover as an example. Young scientists are taught that filtering is necessary before collected data can be analyzed....
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