Curated OER
General Microbiology Lab Skills
Students study the different types of equipment necessary for the experiments in the pGLO kit. They examine the techniques and safety procedures for working with the kit.
Curated OER
Measurement and Safety
In this measurement and safety worksheet, students find the terms in a word search puzzle for 13 statements about the SI units of measurement, the prefixes for the units and measurements of mass, length, and volume. They answer 2...
Learning Games Lab
Controlling Water Activity in Food
Food storage matters! Scholars learn how the amount of water in corn can affect its rate of spoilage. They create a control group, then test three corn samples stored in three different locations for water activity. As a result of the...
Royal Society of Chemistry
Some Reactions of Carbon Dioxide—Microscale Chemistry
Precipitation reactions are always interesting. How about one that forms a precipitate using a gas? Chemists of any age will enjoy this twist on a standard solubility lab. Partners observe the lack of interaction between sodium hydroxide...
Curated OER
Preparing for the Great Escape
Students investigate the importance of a home escape plan in the event of a fire. In this emergency lesson, students discuss what needs to happen in the event of a home emergency and they analyze floor plans of their own homes....
Curated OER
2006 U.S. National Chemistry Olympiad Part III
In this chemistry Olympiad lab worksheet, learners are given two lab problems to design experiments. Topics include determining the mass percentage of a given compound and determining an unknown metal using quantitative and qualitative...
Curated OER
2002 U.S. National Chemistry Olympiad National Exam - Part III
Two laboratory problems are put forth for chemistry students. They are to plan and carry out an experiment that will answer each of the questions. The first asks them to investigate a relationship between the surface area of a potato and...
Columbus City Schools
Rocking the Cycle!
Time to rock out! Discover the "life" cycle of the average rock using an illustrative stations lab and stimulating pairs game. Roll the dice to determine your fate: will it be melting in magma or chilling out to form igneous rock? The...
New York Science Teacher
Planet Scaling using Extra Terrestrial Tools
Your class will use a set scale to convert diameters of planets to the model size, the diagram given to expand on the number of planets drawn as concentric circles, and examine the scale that would be needed to fit the larger planets on...
Curated OER
Solar Kit Lesson #9 - Properties of Solar Radiation: Reflection, Transmission, and Absorption
Middle school science stars observe and record data on the solar radiation reflected off or transmitted through various materials. They predict properties for various materials, and test their predictions by touch. This instructional...
Curated OER
Smoke, Smoke, Fire!
Students practice what to do if their clothing catches on fire. In this fire safety lesson, students are taught how to "stop, drop, and roll" in case their clothes were to catch fire.
Curated OER
2003 U.S. National Chemistry Olympiad Part III
In this chemistry Olympiad worksheet, pupils are given 2 lab problems to work on. They must explain their experiment they would carry out, show their data and write their results and conclusions of the lab and the process.
Curated OER
The Chemistry of Refining Crude Oil
Consider our energy sources: wood, coal, oil, uranium. Learners compare the pollution to energy produced for each. They practice fractional distillation of an alcohol/water mixture to simulate the process of refining crude oil....
Beyond Benign
Green"er" Precipitation Reaction
All sodium carbonate may not have the same amount of carbonate, but it should have the same percent. Learners write and balance an equation to predict the chemical reaction between sodium carbonate and zinc acetate. Through the lab...
American Chemical Society
Combustion and Burning
On Earth, a candle flame points up, but on the International Space Station, it forms a sphere. Young scientists practice their skills by recording observations before, during, and after a candle burns. Chemical and physical changes...
Curated OER
Solar Kit Lesson #14 - Solar Cells as Control Devices
Given four suggested concepts, emerging electrical engineers research, design, and constuct a working device that willrespond to changes in the intesnisty or the direction of sunlight. This is a challenge for learners to rise to, as the...
Curated OER
Elastic Recoil in Arteries and Veins
A lab in which high schoolers examine the difference between arteries and veins. Budding biologists will find out which blood vessel can stretch furthest, recording their data in a table then answering several questions evaluating their...
University of Georgia
Density and Texture of Soil
All soil is not created equal! A lab activity asks learners to collect and analyze soil. Specific calculations determine the amount of sand, silt, and clay in a sample and allow individuals to identify the soil texture.
Nuffield Foundation
Observing Water Moving Through Plants
We know plants assist in the water cycle, but how do plants get water from the ground into the air? Through a series of demonstrations or labs, scholars observe the movement of water through plants. They microscopically view the cells...
Nuffield Foundation
Extracting DNA from Living Things
Help! Someone's trying to take my DNA! An interesting lab experiment has scholars use basic materials to extract DNA. By applying ethanol, cold water, and a protease enzyme, like pineapple juice, they pull strands of DNA from peas,...
Curated OER
Glenbrook South High School Science Scoring Rubric: Student Laboratory Reports
Here is an unexpected, but practical resource. It is not a worksheet, but rather an outline of what a science laboratory participant should include in a report. Especially valuable is a grading rubric that spells out what is expected for...
Chymist
Alum from Waste Aluminum Cans
Turn aluminum cans into pickles! An engaging experiment has learners chemically change aluminum into a substance with many purposes including the manufacture of pickles. After performing the chemical conversion, the experimenters verify...
Curated OER
It's a Crash Test, Dummy
Middle schoolers use the internet to research air bags in cars and trucks. In groups, they discover air bags history and the safety issues surrounding them. They create their own design of a new air bag and test it using a raw egg in...
Curated OER
Providing Safe Food to the Consumer
Students identify safe practices that must be followed to assure the food chain from the farm or ranch to dinner table is providing safe and quality food for the consumer. Students visit websites to examine numbers of food borne...