Curated OER
Lead and Mercury Ion Catalase Inhibition
Students participate in a laboratory investigation in which they observe the effect of temperature and pH on enzyme activity. Students also examine exposure to heavy metal ions and the effect that may have on enzyme activity.
Science Matters
Earthquake Building/Shaking Contest
Japan is one of only a handful of countries that constructs buildings that are almost earthquake proof. The 13th instructional activity in the 20-part series challenges scholars to build structures to test against earthquakes. With...
Science Matters
Energy from Water Wheels
Historians believe the first vertical water wheel was invented in Rome during the Augustan Age. The sixth instructional activity in the series of 10 has scholars experiment with designing their own water wheels. Through testing various...
National Nanotechnology Infrastructure Network
Lab 2: Nanocatalysts Clean Your Car Emissions
Surface area certainly surfaces as a variable for chemical reaction rates. Scholars perform an experiment to discover how the size of catalysts affect the rate of a chemical reaction. They record their results in tables and graphs to...
Curated OER
Saltwater: Nifty Aqueous Colorful Layers
A classic investigation on the density of liquids is explained for you in this lesson plan. Te begin, you prepare water samples of different salinities and then add different food coloring to keep them separated and easily identified....
Curated OER
Junior Solar Sprint Series: Gears and Drive Belts
Activate middle schoolers' minds with this physical science activity. Learners vary the diameter of gears and the number of teeth on them to find how energy output is affected. This writeup features well-developed background...
Curated OER
Solar Cell Energy Availability From Around the Country
Students determine areas that are the most likely to produce solar energy by using NASA data. In this solar energy lesson students analyze plots and determine solar panel use.
Curated OER
Arkansas: A Changing Climate, a Changing Land
Here is a instructional activity on the climate zones and geography of Arkansas. In it, learners look at maps (embedded) of different climate zones found throughout Arkansas. They engage in discussions regarding how global warming and...
Curated OER
Digital Video Lesson Plan: Brine Shrimp
Students participate in classroom experiment to gain better understanding of type of environment brine shrimp can best survive. Students then explore effects of common saltwater pollutants on survival of animals in sea.
Ohio State University
Ohm's Law
Have you ever wanted to build a conductor? Here is a lesson that takes pupils through building a conductor based on Drude's model in order to better understand electricity.
Curated OER
Designer Colors, an Inquiry Approach to Flame Testing
Students investigate the spectroscopic colors unique to elements, and to use this information to create a specific color. They follow a detailed schematic to produce a spectroscpoe to be used in the testing.
Nuffield Foundation
Assessing Human Hearing
Young scientists explore hearing through multiple experiments, demonstrations, and activities. They focus on the changes in hearing over a lifetime, how we can determine where a sound is coming from, and the ability to filter noises.
Curated OER
Sound Busters
Fourth graders engage in a study of sound pollution at their school. After a class discussion on what noise pollution is, learners are asked if they think there are areas of their school or community where noise pollution is a problem....
Curated OER
Inquiry into Consumer Products
Students recognize different consumer products, found in and around the home, that have reactive or denaturing properties when used together. They explore chemical and physical properties of each product by identifying chemical formulas...
Curated OER
Creating Climographs
Students use satellite data to compare precipitation and surface temperatures on different islands. In this satellite lesson students create graphs and explain the differences between weather and climate.
Curated OER
Eutrophication
Students observe the effects of eutrophication and determine why it is harmful to aquatic ecosystems. They create mason jar ecosystems to observe the growth of algae in pond water. In addition, they observe the effect of introducing...
Curated OER
Linkages Between Surface Temperature and Tropospheric Ozone
Young scholars use data microsets of mean near-surface air temperature and tropospheric ozone residual averages to infer patterns. Students analyze changes in tropospheric ozone and then hypothesize about the consequences of these changes.
American Chemical Society
Developing Tests to Distinguish Between Similar-Looking Liquids
Each group talks about how to test unknown liquids based on their findings in the previous experiment. In this second of four activities, they test unknowns on wax paper, newspaper, and construction paper. As a stand-alone, this lesson...
Global Change
Impact of Climate Change on the Desert Pupfish
A fish that lives in the desert? You and your class can meet the desert pupfish as they examine its habitat, the role humans play in diminishing water supplies, and how climate change might impact this fishy friend. There are four short...
American Chemical Society
Why Does Water Dissolve Salt?
Individuals explore solubility by modeling how water dissolves salts. They then view a video and compare how well water and alcohol dissolve salts, relating their comparisons to the structure of each molecule.
Curated OER
Toboggan Science
Students conduct toboggan time trials to investigate the variables that have the greatest effect on toboggan speed. In small groups, they develop a hypothesis to test and perform three trials on the toboggan run for each variable.
Curated OER
Estimating The Number Of Civilizations In The Milky Way Galaxy
Students estimate the number of civilizations in the galaxy by first estimating the number of craters on the Moon and then by performing estimates of multiple-variable systems culminating in the use of the Drake Equation.
Curated OER
Bigger Better Bubbles
Students research different types of bubble gum and identify the variables in them. In this bubble gum instructional activity students design an investigation to test their hypothesis and graph their data.
Curated OER
Baggie Science
Students observe and describe a chemical reaction. For this chemistry lesson, students record observations of the materials they will be using, then follow a written procedure to perform the experiment in a baggie and record their...