Curated OER
Limiting Reagent
Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...
Curated OER
Lactose & Lactase
Students examine the characteristics of lactose and lactase. For this enzyme lesson students study the lactose in milk and its rate of dissolution.
Curated OER
Water Cycle Boogie
Learners explore the water cycle. They learn the "Water Cycle Boogie." Students create hats to represent the different parts of the cycle and learn hand motions to go with the words of the song. Learners practice singing the song and the...
Curated OER
The Big Burp:A Bad Day in the Paleocene
Students describe the overall events that occurred during the Paleocene extinction event as well as the processes that are believed to result in global warming after group research. They infer how a global warming event could have...
Curated OER
Giants of the Protozoa
Students describe and define xenophyophores. In this protozoa lesson students divide into groups and complete a lab activity.
Curated OER
Molecular Structure of Proteins
Students examine the effects different substances have on proteins. They test different molecules reaction to water. They discover how the amount of water affects the shape of the protein.
Curated OER
The Synthesis of Some Organic Compounds And Their Representative Structures
Students examine how to represent organic compounds three-dimensionally. They write a synthesis reaction for three demonstrations, and construct a three-dimensional structure using a molecular modeling set.
Curated OER
EGG-cellent POLYMER PACKAGING DESIGN
Students investigate the concept of a polymer using an experimental design of protecting an egg in a bookbag. They test the properties of polymers and form an educated solution to the proposed problem. Then they describe the steps used...
Curated OER
Ethical Decision Making in Biology
Students explore a model that illustrates the spread of HIV through an adolescent population. Acting in the role of epidemiologists, students explore the dilemmas of HIV infection presented by a simulation. Students produce a play, skit,...
Curated OER
Solar
Learners study solar energy. For this renewable energy lesson students complete several lab activities using different controls and variables.
Curated OER
Synthesizing Pigment and Dyeing Cloth
Students create a synthetic dye and oxidize the dye and record the effects.
Curated OER
Evaporation of Alcohol and Water
Students investigate the process that occurs when liquids evaporaate. They test water and alcohol to determine which substance evaporates more quickly and relate the rate to energy changes.
Curated OER
Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
Curated OER
Micro-Magic With Sticky Ions
Students view a video about the formation of precipitates. They complete a worksheet that asks them to identify what makes a compound form and what holds it together.
Curated OER
Understanding of the Structure of an Amino Group
Students review the characteristics of acids and bases. They examine the structure of an amino group and compare amines to ammonia. They work together to develop the concent of polymerization.
Curated OER
Ozone Tag
Students explain the role of stratospheric ozone and predict at least three ways in which depleted ozone would change her/his lifestyle. They then
describe the process by which chlorine or bromine compounds can break down ozone molecules.
Curated OER
A TOUGH NUT TO CRACK
Based on a set of criteria, students will evaluate the quality of pecans.1. Bring a gram scale and papershell pecans. Provide five pecans for each student. 2. Divide the class into groups of five and provide each member with five pecans....
Curated OER
The Great Gas Race
Fourth graders improve their understanding of Graham's Law by using properties of gases to evaluate the rate of effusion of two compounds as they vaporize. They engage in a lab which elevates their understanding of the properties of gases.
Curated OER
Classifying Matter Game
Students identify the different states of matter. For this chemistry lesson, students differentiate the physical properties of the three states. They apply what they learned by playing a team game at the end of the lesson.
Curated OER
Teaching The Scientific Method Using Adhesives
Students use the six step scientific method to experiment with the differences in adhesives. Students test for tack, shear, and peel in these activities.
Other
Science Alive: Synthetic vs. Natural: What's the Difference?
Through this reading, young scholars will learn that a substance's properties arise from its molecular structure, not from how it's made (i.e., synthesized by people or found in nature). There is no fundamental difference between natural...
McREL International
Mc Rel: Glue Polymer (Whelmer #15 Learning Activity)
An easy to do activity that investigates the basic principles behind chemical bonding. The activity is written in lesson plan format that meets NSES standards.