Curated OER
Is It Safe to Go In? Water Quality of Bathing Areas in the EU
Using your senses, apprehend the effects of contaminants in water. With a global focus, young scientists conduct a safe experiment by tasting sugar and salt water with different dilutions. After reviewing threshold limits, learners write...
Baylor College
We Need Water
There's nothing quite like a glass of ice-cold, freshly squeezed lemonade. Lesson seven of this series explains how the water humans need to survive can come in many forms. Teach your class about how much water humans require every day...
American Chemical Society
Dissolving a Substance in Different Liquids
Second of six lessons in a unit on dissolving, this one focuses on how sugar behaves in different liquids. Learners stir it into water, alcohol, and oil and make observations. This lesson can stand alone, but is best used as part of the...
Curated OER
How Can You See Which Soda Has More Sugar?
Sixth graders weigh regular and diet soda to see which one is heavier and therefore which one contains more sugar. In this soda lesson plan, 6th graders discover that regular soda contains more sugar because it weighs more.
Curated OER
Health In Progress/ Soft Drinks
Students engage in a lesson that is concerned with the consumption of soft drinks by children. They examine the statistics about the consumption and determine the increase or decrease in individual servings consumed over time. They...
Curated OER
Dental Arithmetic: Sugar Clocks
Students analyze data about their teeth. In this data collection lesson plan, students determine how often their teeth should be brushed during the day. Students also estimate the amounts of sugar in 17 foods.
Curated OER
A Sweet Drink
Students investigate reaction rates. In this seventh or eighth grade mathematics lesson, students collect, record, and analyze data regarding how the temperature of water affects the dissolving time of a sugar cube. Studetns...
Howard Hughes Medical Institute
Got Lactase? The Co-Evolution of Genes and Culture
Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...
Curated OER
Is It Safe To Go In?
Students examine acceptable levels of toxins in swimming areas. Working in groups of four, students dilute a salt or sugar solution to 1 part per 1,000,000 (ppm) solution. Students taste test their diluted liquids and record at which...
Curated OER
Density Demonstration: Coke vs. Diet Coke
In this density demonstration, students compare a can of diet coke to a can of regular coke. They list the similarities and differences of each prior to the demonstration. The cans are placed in a tank of water and students record their...
Howard Hughes Medical Institute
The Making of the Fittest: Got Lactase? The Co-evolution of Genes and Culture
Got milk? Only two cultures have had it long enough to develop the tolerance of lactose as an adult. Learn how the responsible genes evolved along with the cultures that have been consuming milk. This rich film is supplied with a few...
Curated OER
Is It Safe To Go In? Water Quality of Bathing Areas in the EU
Young scholars complete an experiment on water to study water quality. For this water quality lesson, students complete a taste test experiment about chemicals in water. Young scholars then study their local water environments and...
Curated OER
Secrets of the Ocean Realm - Survival in the Sea
Middle schoolers determine the sequential links in a marine food chain and identify the roles that various organisms play in this chain. Students develop charts as visual aids for illustrating marine food chains.
Curated OER
There's a Watershed in my Backyard!
Students explain what the term watershed is by creating a model. In this science, geography instructional activity, students demonstrate how the water moves in a watershed. Additionally, students learn about point source and nonpoint...
Curated OER
Investigating Osmosis
A thorough investigation of cell transport is provided when completing the assignment. The first half requires biology class members to answer questions about diffusion and osmosis with the aid of diagrams. Then they fashion an...
Curated OER
Water Contamination Demonstration
Students discuss water pollution and the Safe Drinking Water Act of 1974 after watching a teacher demonstration in which different contaminants are added to tap water. While some contaminants are not harmful to the body, in excess they...
Curated OER
Be Kind to Your Teeth
What kinds of food can be bad for your teeth? Kindergartners and first graders explore dental health with an interactive science inquiry. Given a choice of foods such as celery, cake, and milk, kids choose which ones are better for their...
Curated OER
Aerobic/Anaerobic Respiration
Both aerobic and anerobic respiration are introduced in this succinct PowerPoint. The chemical equations for both are included. The last slides give instructions for a lab activity in which pupils use a gas sensor to 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....
Curated OER
WS 7.1 Kinetic-Molecular Theory of Gases/Pressure
In this kinetic molecular theory worksheet, learners summarize the points of the kinetic molecular theory, they answer questions about pressure, and draw diagrams to show how suction cups, drinking straws and barometers work.
Curated OER
Rates of Reactions end Enzymes
Introducing enzymes and the controlling factors of a reaction this slideshow displays the typical rate of reaction graph and labels the main sections. The summaries of ways to measure reaction rates are valuable and the examples of...
Curated OER
The Good Microbes
Some microbes are beneficial for humans. This resource asks learners to identify beverages that contain healthy microbes. There are six beverages shown, and pupils must place a check mark next to the ones they think contain healthy...
American Chemical Society
A Dissolving Challenge
After collecting carbon dioxide bubbles from a cup of club soda, learners attempt to make their own lemon soda while preventing the loss of carbonation. They do so by creating a syrup before mixing the substances into the club soda....
Curated OER
Mixtures
Students observe that movement of a solute in the solvent increases the rate of dissolution. They demonstrate that when the solute is broken into smaller pieces it dissolves faster.