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Handout
Nuffield Foundation

Fractions, Decimals and Percentages

For Students 4th - 6th Standards
Mathematicians can embark on a math challenge. Fourteen pages of exercises for young algebra learners on fractions, decimals, and percentages let your learners put their skills to the test.  
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Lesson Plan
Nuffield Foundation

Working with Immobilized Enzymes or Microscopic Organisms

For Teachers 9th - 12th
Let the lab be a catalyst to learn about enzymes. Scholars create alginate beads filled with yeast. As part of an investigation into enzymes, they see how these beads provide a catalyst to the reaction of glucose into ethanol.
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Lesson Plan
Nuffield Foundation

Following Gene Transfer by Conjugation in Bacteria

For Teachers 9th - 12th
After the lab, you'll be able to solve this analogy: Natural selection is to vertical transfer of genes as ___ is to the horizontal transfer of genes. Young biologists conduct an experiment on E. coli bacteria to explore the process of...
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Lesson Plan
Nuffield Foundation

Nitrogen-Fixing Bacteria in Root Nodules of Leguminous Plants

For Teachers 9th - 12th
Fixin' to add a great resource to your plans? Scholars perform an experiment to investigate nitrogen-fixing bacteria from plant roots. Along the way, they learn about the concepts of symbiosis and mutualism.
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Lesson Plan
Nuffield Foundation

Microbes Ate My Homework

For Teachers 9th - 12th
Now you have a new excuse not to do your homework. A long-term experiment has learners explore cellulose-digesting enzymes. They simulate how paper breaks down in a compost bin. There's no need to blame your dog for eating your homework...
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Lesson Plan
Nuffield Foundation

Going up in Smoke

For Teachers 9th - 12th
Don't let all your hard work go up in smoke. Pupils conduct an experiment to see the harmful effects of cigarette smoke. They observe how smoke changes the color of white wool and an indicator solution.
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Lesson Plan
Nuffield Foundation

No Stomach for It: Investigating Antacid Medication

For Teachers 9th - 12th
You won't get a stomachache doing an investigative experiment. Pupils simulate the effect of antacids on stomach acid. Obviously, they won't be using real stomach acid; diluted hydrochloric acid serves this purpose.
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Activity
Nuffield Foundation

Maintaining and Preparing Cultures of Bacteria and Yeasts

For Teachers 9th - 12th
Don't let your bacteria go to waste. A tutorial explains how to properly store and maintain bacterial stock cultures. It describes the purpose and preparation of a permanent stock, as well as a working stock for use in experiments.
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Activity
Nuffield Foundation

Making Serial Dilutions

For Students 9th - 12th
There's no need to water down the resource. A tutorial takes learners through the process of creating dilutions for any solution. Specifically, it focuses on serial dilutions with successive factors of 10.
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Lesson Plan
Nuffield Foundation

How Good is Your Toilet Paper?

For Teachers 9th - 12th
You'll never forget the importance of toilet paper and hand washing ever again. Scholars perform an experiment to model the transfer of microbes in the bathroom. They perform three trials to test the transmission of yeast using their...
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Lesson Plan
Nuffield Foundation

Enzyme-Catalysed Synthesis

For Teachers 9th - 12th
Enzymes: not just for breaking chemicals apart. Young biologists perform an experiment on potatoes. They first remove starch from potato extract. They then add the resulting liquid to samples of glucose-1-phosphate, glucose, maltose, and...
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Lesson Plan
Nuffield Foundation

Monitoring Water Pollution with Invertebrate Indicator Species

For Teachers 9th - 12th
Healthy invertebrates mean healthy ponds. An outdoor activity has scholars collect samples of invertebrates from local lakes or ponds. They identify and count different species and use the information to estimate the level of pollution...
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Lesson Plan
Nuffield Foundation

Measuring the Vitamin C Content of Foods and Fruit Juices

For Teachers 9th - 12th
Are you getting enough vitamin C? Young scientists determine the amount of vitamin C in fruit juice samples. They accomplish this task by adding DCPIP solution to the samples until the blue color of the DCPIP persists. Once this happens,...
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Activity
Nuffield Foundation

Making a Streak Plate

For Teachers 9th - 12th
Cultivate bacteria with a straightforward lesson featuring agar. Scholars create a streak plate on agar to ideally create colonies of bacteria or yeast that are growing separately from each other. The resource introduces the simplest...
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Lesson Plan
Nuffield Foundation

Investigating Anti-Microbial Action

For Teachers 9th - 12th
Join the fight against bacteria. An open investigation shows pupils different aspects of antimicrobial substances, such as disinfectants, deodorants, or plant oils. They design and conduct their own experiments on the effectiveness of...
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Lesson Plan
Nuffield Foundation

Making a Calibration Curve for Starch Concentration

For Teachers 9th - 12th
How well can your class concentrate on solutions? Scholars use colorimeter absorption to explore a starch concentration calibration curve. They add iodine to different starch solutions to see how the concentration of the solution changes.
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Lesson Plan
Nuffield Foundation

Investigating Enzymes Used in Laundry Detergent

For Teachers 9th - 12th
It's a win-win situation: learn about enzymes and get clean clothes, too. Young scientists add enzymes to a dilution of laundry detergent. They apply them to stained fabrics to determine the effectiveness of the enzyme-filled detergents.
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Lesson Plan
Nuffield Foundation

Investigating the Effects of Biochar on Soil Fertility

For Teachers 9th - 12th
Breathe some new life into charcoal. Scholars use biochar to improve soil fertility. They test the effectiveness of this addition by conducting an experiment with soil having 0%, 2%, and 4% biochar.
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Activity
Nuffield Foundation

Extracting DNA from Living Things

For Teachers 9th - 12th
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,...
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Activity
Nuffield Foundation

Digestion of Starch: Microbes

For Teachers 9th - 12th
Sugar isn't good for you, but it's great for microbes. A simple experiment has pupils investigate the digestion of starch by microbes to produce sugars. They apply two bacterial cultures, an amylase solution, and distilled water on a...
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Lesson Plan
Nuffield Foundation

Digestion of Protein: Microbes

For Teachers 9th - 12th
Milk the resource for all it's worth. Young biologists perform assay techniques to test the digestion of protein. They place bacterial samples, fungal samples, trypsin solution, and distilled water on a milk-agar plate to see the effects...
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Lab Resource
Nuffield Foundation

Making Up Nutrient Agars

For Teachers 9th - 12th
A resource rich in information—and nutrients. Learners create agars for the purpose of cell cultivation in Petri dishes. The lesson provides instructions on how to create agars for the cultivation of different microorganisms.
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Lesson Plan
Nuffield Foundation

Microscale Investigations of Catalase Activity in Plant Extracts

For Teachers 9th - Higher Ed
Use indirect measurements to monitor metabolic activity in plant cells. Scholars understand that cells with a higher metabolic rate have a higher concentration of catalase enzyme. They use this information to compare metabolic rates of...
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Lesson Plan
Nuffield Foundation

Investigating the Effect of Temperature on the Activity of Lipase

For Teachers 9th - 12th
How does temperature affect lipase activity? Young scholars conduct an experiment to collect data on the interaction of lipase at different temperatures. They add lipase to a solution of milk, sodium carbonate, and phenolphthalein and...