Curated OER
Activity #13 Changing The Look of Sugar
Pupils observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students are...
Curated OER
What Can We Do To Change These Materials
First graders perform experiments to investigate property changes that occur in materials or matter. In the science lab, they use heat to explore changes in rice, sand, gelatin, baking soda and more. Learners observe and record the...
Curated OER
Solution Shapes
Eighth graders examine different solutions. In this solution material lesson students complete a lab activity and several worksheets.Â
Curated OER
Chlorophyll
Students use thin layer chromatography, TLC, to separate various pigments found in plants.
Curated OER
Blood and the Circulatory System
In this circulatory system worksheet, students review the organs that are involved with this body system, including their structure and function. Students explore the problems that can occur with the circulatory system. This worksheet...
Curated OER
Solubility of Ionic Substances
In this solubility worksheet, students identify substances as either ionic or molecular, define saturated solution and solubility, and calculate concentration of solutions. This worksheet has 7 short answer, 5 fill in the blank, and 27...
Curated OER
Introduction to Digestion: What Happens to a Hamburger?
Students explore the human body by analyzing how food is absorbed. In this food digestion activity, students utilize health vocabulary terms by participating in a guessing game activity. Students discuss their own eating habits and...
Curated OER
Water Chemistry
Students engage in a lesson that is concerned with the concept of water chemistry. They conduct research using a variety of resources. Students also consider an experiment to observe how water has the abiility to exist as three different...
Curated OER
Testing for Conductivity
Students test the conductivity of selected liquids and solids. They test the circuit by touching the two free ends of the wires together and add salt little by little recording the data after each addition. Finally, students predict...
Curated OER
Investigating the Change
Sugar crystal growth is observed as an example of physical change and cabbage juice pH indicator is used to demonstrate chemical change. The crystal growth is tracked over five days. The cabbage juice experiment is involved and can also...
Curated OER
Properties of Fresh and Sea Water
Middle schoolers work with three stations to demonstrate the properties of water. They explore water's boiling point, freezing point, and its ability to store heat.
Curated OER
The Nature of Salt
High schoolers record information from the periodic table for sodium and chloride. They determine whether salts are molecular or ionic compounds, along with sodium chloride's molecular weight, and relative weights
Curated OER
Structure and Function
Structure and Function
SynopsisStudents choose some biological object, examine its structure, and identify or speculate on one particular function. Next they create a blueprint of the object, focusing on the particular function. Then...
Curated OER
Science: What Is the Carbon Cycle?
Students examine the carbon cycle while identifying its sources, sinks, and release agents. Using magazines and newspapers, groups of students design collages illustrating the carbon cycle. Finally, they write responses to several...