Curated OER
Separating a Starch-Glucose Mixture Using Gel Filtration
High schoolers experiment using the basic principles of gel filtration. They use the gel filtration technique for testing for the presence of specific substances. Students discover that starch is a larger molecule than glucose.
Curated OER
Are You a Trend Setter?
Students are introduced to the periodic table of elements. They devise and perform and experiment in which they determine the density of specific elements. They use their results to predict the density of other elements in the same group.
Curated OER
DNA on Stick
Students experience a "hands-on" activity to get visual evidence of the physical nature of DNA and the process of DNA purification. They explore one method of chromosomal DNA isolation and DNA extraction.
Discovery Education
Sonar & Echolocation
A well-designed, comprehensive, and attractive slide show supports direct instruction on how sonar and echolocation work. Contained within the slides are links to interactive websites and instructions for using apps on a mobile device to...
Curated OER
Scientific Notation II: The Mantissa
Practice converting a conventional number into scientific notation, and vice-versa. Using an applet, they perform the operations of multiplication and division on numbers expressed in scientific notation.
PBS
Production
Class members investigate the different roles associated with video production. Then, they create a crash course booklet that details what they have learned about the different roles: video production, scouting locations and set up,...
Curated OER
DNA Fingerprinting
Students study the process of DNA Fingerprinting and how DNA Fingerprinting is used in solving crimes. They examine a crime scenario that involves collecting DNA Fingerprinting information from blood collected at the crime scene. They...
Curated OER
The Chemistry of Refining Crude Oil
Consider our energy sources: wood, coal, oil, uranium. Learners compare the pollution to energy produced for each. They practice fractional distillation of an alcohol/water mixture to simulate the process of refining crude oil....
Curated OER
# 12 Using Bottled Water as a Problem Solving Exercise in Chemical Identification
Students work in groups of two or three, groups are given four unidentified bottled waters in unmarked containers and the chemical characteristics taken from the label on the bottled waters. They devise and carry out a plan to match the...
Curated OER
Adoption Stories
Although originally designed for young film makers who wanted to enter their videos in a contest, the step-by-step instructions included here would serve as a guide for any video project. Classes with no access to video editing software...
Virginia Department of Education
Molecular Model Building
During this hands-on activity, young chemists build molecular models based on the Lewis dot structure before studying valence shell electron pair repulsion theory.
Virginia Department of Education
Body Systems
The human body is an amazing thing! Explore the body with your high school class as they investigate each system in detail. They learn components of each organ system and disease processes that can negatively affect general health and...
Curated OER
Stream Chemistry Monitoring
Students become familiar with real-world gathering of chemical data. The experience how the science is done: the nature of analysis, data collection, interpretation, and presentation. They study a nearby body of water for their experiment.
Curated OER
Manufacture of Cheese
Students examine the steps and safety procedures in the cheese making process. They make and taste a variety of cheeses comparing their properties.
Curated OER
Strategic Games Y1: Nim
First graders play Nim online to practice problem solving skills and strategies.
Curated OER
Scientific Notation III: Linear vs Exponential
Learners after investigating examples of exponential growth students have an intuitive feel for the concept of exponential growth of a system.
Curated OER
The Influence of Carbon Dioxide on the Chemistry of Soda
Students investigate the carbon dioxide content of different sodas. In this chemistry lesson, students explain why PET containers are preferable than HDPE for soda bottles. They collect data and graph them.
Curated OER
Electric Shock
In this electrical worksheet, students answer a series of 17 questions about electrical shock and electrical safety. This worksheet is printable and the answers are available on-line.
Curated OER
Science Safety is Elementary
Third graders are introduced to the importance of science safety. As a class, they role play through different safety procedures and decide which senses need to be protected for different scenerios. They discuss how to avoid hazardous...
Curated OER
Using Magnetotactic Bacteria to Study Natural Selection
Students observe bacteria that are able to orient themselves using the Earth's magnetic field.They comprehend the difference between anaerobic and aerobic organisms. Students can tell the difference of the shape of magnetic force field...
Curated OER
Electromagnetic Bomb (E-Bomb)
Students explain how E-bomb works. In this physics lesson, students simulate the effects of e-bombs on electronic targets. They discuss its potential harmful effects when used as a weapon.
Curated OER
Using Microscopes In The Classroom
Get up close and personal with parts of a microscope lesson plans and activities for elementary students!
Curated OER
Quick Concept Demonstrations
Middle schoolers research the nervous system. Demonstrations on how to pick up keyed information in text is shown daily and weekly. Reviewed for content is Nerve Impulse, Polarization and Depolarization and perception. A spreadsheet will...
Curated OER
Thumbs Up, Thumbs Down: Grasping the Idea of Evolution
Students compare and their performance of a series of tasks using their thumb and fingers to their performance of the same tasks without the use of their thumb. The class discussion that follows the activity defines and discusses the...