Space Awareness
Greenhouse Effect
A greenhouse provides additional warmth and protection to the plants inside, but what if the greenhouse gets too hot? Pupils discuss and experiment with the difference between natural and anthropogenic greenhouse effect. They measure the...
Cornell University
Nano What?
The size of a nanoparticle is difficult for pupils to grasp. A hands-on experiment is designed to give your classes perspective. Learners analyze different sports drinks for the content of electrolytes as an introduction to nanoscale....
Beyond Benign
SLS Toxicology Test
Ingredients in your shampoo are toxic enough to kill plants. The 16th installment of the series of 24 tests the toxicity level of various concentrations of SLS, a chemical found in nearly all shampoo. Learners prepare percent solutions...
Cornell University
Polymerization
Explore condensation polymerization and additive polymerization through hands-on activities. Young scholars first model additive polymerization with paperclips. They finish the activity by using condensation polymerization to create a...
Serendip
DNA
Get up close and personal with DNA! A two-part hands-on activity has learners extract DNA from a small organism and then their own cheek cells. Scholars then explore DNA replication using questions to guide their analyses.
Polar Trec
Frozen Fish? Unique Adaptations of Antarctic Fish
Some fish contain proteins that act like antifreeze in order for them to live in the frigid waters of Antarctica! High schoolers determine how much antifreeze a fish needs to lower its body temp to -2.5 degrees. Teachers act as a...
Messenger Education
Design Challenge: How to Keep Items Cool in Boiling Water
Keeping items cool in boiling water... what? This engaging activity challenges high school learners to build a container that keeps butter in a solid state when placing the container in boiling water. Groups use previous knowledge and...
Florida International University
Counting FishStix
How do we count the fish in the ocean? An engaging lesson models how to estimate fish populations with observational surveys. Class members begin by studying the behavior of fish on the coral reef in the oceans. They then become the fish...
Nuffield Foundation
Working with Immobilized Enzymes or Microscopic Organisms
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.
Oregon Museum of Science and Industry (OMSI)
DNA Extraction
What does your DNA actually look like? Use simple materials with this experiment to find out! Geneticists of all ages can follow these instructions to extract their own DNA. For learners who are hoping to extend the activity, there are...
Kenan Fellows
Microorganisms in Pond Water
That is living in the water? Groups of two to three view pond water with microscopes in order to find microorganisms. They draw pictures of the ones they find in their slides. The groups compare their drawings to pictures of common pond...
Curated OER
How Do Plants and Animals Change the Environment Around Them?
If you have elodea and snails in your classroom aquarium, or if you have access to a pond with these organisms, your young biologists can set up a controlled experiment to determine how certain ecosystems respond in light and dark...
Baylor College
Needs of Plants
What better way to learn about plant life than by creating a class garden? Young botanists start with a brief discussion about radishes before planting seeds and watching them grow. To determine the importance of water, sunlight, and...
Curated OER
Dirt Babies
What exactly is a dirt baby, you might ask. Look over the plan to find out! All of the materials and procedures necessary for creating a dirt baby, such as grass seeds, dirt, and nylon stockings, are listed, along with ideas for...
Discovery Education
Cushion It!
Sugar cubes, collide! Groups design protection systems using bubble wrap to protect sugar cubes from being destroyed by falling batteries in the STEM instructional activity. They consider how the experiment relates to collisions in...
Teach Engineering
Hydrogen-Oxygen Reaction Lab
High schoolers conduct an experiment using the reaction of hydrogen and oxygen. After pairs balance the chemical equation for making water, they mix different ratios of hydrogen and oxygen in a chemical reaction. Classmates...
Teach Engineering
The Keepers of the Gate Challenge
Help your class make a connection between salt water and nanoscience. In the introductory lesson of a seven-part unit, the class explores why salt water helps a sore throat feel better. Pupils conduct preliminary research about the...
Kenan Fellows
Determining Stream Health by the Diversity and Types of Benthic Organisms
How diverse are the benthic organisms found in local streams? Using the information learned in previous lessons on identification of macroinvertebrates and on calculating stream index values, groups determine the health of local streams....