Polar Trec
Ice Cores: Modeling Ice Sheets
Ice cores provide scientists with knowledge of historic melt layers, air temperatures, greenhouse gases, and climate stability. Scholars work in groups to build layers representing snow and ice over thousands of years. Then, groups...
Cornell University
Discovering Enzymes
Explore the function of enzymes through a series of lab investigations. Learners use household enzymes such as hydrogen peroxide to model the role of enzymes. The enzymes break down proteins with and without a catalyst.
Discovery Education
Urinalysis
What do lab tests reveal about a patient's health? Scholars perform a simulated urinalysis on two different patients by testing color, pH, glucose levels, and protein levels. Then, they compare their findings to what they know passes...
Curated OER
South Dakota Quarter Reverse: Four Famous Faces
Students recognize the faces of the four presidents on the South Dakota quarter reverse. After discussing the duties and responsibilities of presidents, they list the contributions of the four presidents. They decide which presidents are...
Curated OER
Estuaries, Estuarine Habitats, and Adaptations
Students conduct research on estuaries. They design and construct an estuary, describe the physical characteristics of an estuary, and create a diagram illustrating an estuarine food web.
Curated OER
Earth Systems
Ninth graders investigate biological systems. They summarize relationships between systems. Students determine how systems relate within the biosphere. They analyze the carbon cycle.
Curated OER
Mixing Dissolving Quiz
Answer true or false to get through this 11 question quiz on mixing and dissolving. Budding chemists who know their stuff will have no problem determining which dissolving and mixing questions are correct. A basic quiz on the basic...
Curated OER
To Float or Not to Float - Density
Students experiment floating a variety of objects in various liquids. They discover how density affects the ability of an object to float and apply the concept of density to solve problems.
Curated OER
Related Lessons Animal
Students examine the extinction of dinosaurs. In this dinosaur lesson students create their own dinosaur eggs, get into groups and complete a diorama activity.
Curated OER
Reading Review for Grade 5 (5.3)
In this reading review for grade 5 (5.3) learning exercise, student answer 25 multiple choice questions in standardized test format for 7 reading passages.
UT Southwestern
Osmosis Demonstration Lab
Even though they were written for upper-level high schoolers or college pupils, the labs herein are possible to use even in middle school. In the activity, kids observe osmosis in both potatoes and elodea plants, then record and graph...
Curated OER
This is Cool!
Third and fourth graders who are studying states of matter will enjoy this simple exercise. In it, they look at a picture of a girl in her kitchen, and they must circle five examples of materials that have changed states of matter as...
Curated OER
Ice Cream in a Bag
Here is a good version of this classic chemistry activity. Learners are given a simple recipe for how to make home-made ice cream by putting all of the ingredients into a ziploc bag. Before doing the activity, I would recommend having a...
Curated OER
Soaps and Detergents
In this chemistry worksheet, students look for the solutions to the crossword based upon the theme of soaps and detergents. This is helpful to vocabulary acquisition.
Curated OER
Floating on Salt Water
Mixing substances together causes their properties to change. This resource illustrates that concept for fifth graders by having them consider four questions that have to do with buoyancy and boiling point. Learners begin to understand...
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...
Curated OER
How Substances Get in and out of Cells
Although it contains some formatting issues, the Word document here contains good questions about osmosis and diffusion, and is easy to edit as needed. Designed as a study guide, you could use the information here for warmups, ideas for...
Curated OER
Acids And Bases
For this acid and base chemistry worksheet, students solve 25 clues in a crossword puzzle based on the pH of common household solutions and common names of chemical compounds.
Curated OER
Worksheet 6: Reading: Recipe for Beignets
Travel to New Orleans for their warm, sweet beignets, or bring a piece of New Orleans to your classroom by baking the delicious treats with your third and fourth graders! If baking them isn't possible, at least review the recipe for a...
Curated OER
Physical and Chemical Reactions - Factors Which Affect Reaction Rate
A total of five experiments lead chemistry pros to understand the difference between physical and chemical change. They also experiment with exothermic reaction factors that affect rate of reaction. The procedures are not written in the...
Curated OER
Civil War Recipes
Students make foods that would have been staples during the Civil War era and may have been eaten by a soldiers. They follow a recipe to make hardtack and are exposed to other recipes at the included websites.
Curated OER
Strawberry Smoothies
Biologists extract the DNA from a strawberry. After completing the procedure, learners write answers to a few questions on the lab sheet provided. This is ideal lab practice during a DNA unit in your general biology course.
Curated OER
Filter It!
Elementary schoolers who are learning about filtration and mixtures could use this worksheet to gain practice in filtering techniques. In it, they are asked how to manipulate a container in a way that would lead to properly filtering...
