Curated OER
Norman Suburban Activity
Students analyze the factors affecting organisms in the pond ecosystem. In this environmental science lesson, students perform an experiment to determine pH, nutrients and temperature of different pond sites. They present their result to...
Curated OER
Investigating Mitosis in Allium Root Tip Squash
Preparing the root tip samples is the most challenging part of the mitosis-viewing lab found here, but the directions help ensure you have everything you need. There is no worksheet included; however, there is a sample data table....
Curated OER
Teen Driving: Skills, Responsibilities and Reactions
As an introduction to the skills required for and responsibilities of driving, pre-teens and teens engage in a series of activities, chart their response times, and analyze how variables effect these reaction times. Class groups use the...
Curated OER
Testing Leaves for Starch: the Technique
Like good scientists, kids often want to see first-hand why things are as they are; they can do just that in the starch-testing photosynthesis activity found here. Depending on the age of your pupils, you may wish to do the investigation...
Curated OER
The Coriolis Effect
Students will determine the direction of Earth's rotation as viewed from the north and south if they were suspended out in space. They will model how the rotation of the Earth causes currents to be deflected in different directions for...
Curated OER
Who Done It?
Pick and choose which activities to include in this crime scene investigation. Junior detectives can examine fingerprints, DNA, blood samples, or bone structure. The plan suggests you have teams solve a mystery, but it does not give you...
Nuffield Foundation
Dissecting Lungs
Here is a lab activity where teens experience the respiratory system first-hand as they dissect lungs and identify key structures within the system. Although the website is written in British English with some slightly different verbiage...
Nuffield Foundation
A Closer Look at Blood
Here is a lab that has teenage scientists examining samples of their own blood under a microscope. Learners carefully prepare slides, then make detailed observations and identifying different types of cells using a key.
Curated OER
Sheep Heart Dissection
Fifth graders examine a sheep heart. In this biology lesson, 5th graders dissect a sheep heart to identify the parts of a heart including the aorta, valve, septum, and ventricle.
Curated OER
Predicting the Growth of Microorganisms
Students determine where microorganisms might be found around their school. In this scientific investigation lesson, students collect cultures from various locations and place these in petri dishes. They incubate the cultures to see if...
Curated OER
Bacteria Pool Party
Students investigate the organisms of bacteria. They are given a culture of bacteria that can be observed under a microscope. The students make observations that are recorded. The instructional activity includes the mention of specific...
Curated OER
DNA Isolation from Plant Tissue
Students perform an experiment to extract and observe DNA from plant Tissue. They read about the procedure and relate it to the procedure used to isolate DNA from an endangered plant species. This is lesson three in a nine lesson unit...
Curated OER
Identifying Food Nutrients
Learners pretend they are a food-quality tester. They develop a kit to test food for sugars, starches, proteins and lipids. They answer questions to complete the lesson.
Curated OER
Strawberry DNA Extraction
Students explore the DNA of strawberries. In this science lesson, students extract the DNA of strawberries. Students complete a lab report.
Curated OER
How Clean are the Laboratory Tables?
Students participate in an experiment in which they test the cleanliness of the lab tables. They practice using different materials and analyze their results. They answer comprehension questions to end the lesson.
Curated OER
Enzymatic Action
Students observe how a cell uses an enzyme to rid itself of a poisonous substance by experimenting with hydrogen peroxide, potatoes, liver and carrots. They record the temperature and changes of the hydrogen peroxide as other elements...
Curated OER
An Introduction to Microbes and Microbes Are Everywhere
Seventh graders define the term microbe. They identify the five main groups of microbes. Students give examples of ways in which microbes have impacted or currently impact human life. They create a hypotheses for where they expect to...
Curated OER
Plant and Animal Cells
Students investigate the difference between plant and animal cells. They observe a variety o plant and animals cells by looking at a piece of cork, an onion, elodea, prepared slides of paramecium, human bone, frog blood, and human...
Curated OER
Glucose Factory
Fourth graders determine, through laboratory activity, the presence or absence of glucose in a variety of plant leaves and stems. They work in groups and perform a three part laboratory which shows them how plants convert sunlighht to food.
Curated OER
Testing Your Water
Students perform several water quality tests on groundwater from their area. They use test strips to determine the pH, hardness, alkalinity, nitrates, iron and chloride levels.
Cornell University
Renewable Resins and Composites
Merge chemistry with environmental science to study biodegradable materials. An engaging activity allows learners to experiment with different resin concentrations and composites. Through experimental tests, scholars test their creations...
Curated OER
Genetics the Easy Way
Students use recyclable trash to construct a Recycle Critter family. They calculate the probability of the phenotype of the offspring that two heterozygous parents produced.
Curated OER
An Egg-cellent Osmosis Experiment
Students investigate the problem of osmosis by conducting an experiment. They use eggs with the shells dissolved to tell whether fluid can move across the membranes. The experiment provides high interest for all kinds of students to keep...