Looking for a terrific chemistry lesson for your 5th graders? This one could be for you! After a teacher-led demonstration, learners are broken up into groups and perform an experiment using cabbage juice, water, window cleaner, and...

Students see evidence of chemical reaction and follow the scientific method to hypothesize, observe, and reach conclusions. They conduct a series of egg based experiments such as forming crystals and complete journal activities as a...

Young scientists investigate the scientific concepts and principles that help make common toys such as hula hoops, yo-yos, slinkies, and silly putty work. As a class, they read "Backyard Rocket Science, Served Wet" to get a look behind...

In this chemistry worksheet, high schoolers answer 50 multiple choice questions. They solve and write short answer questions to 35 other chemistry related problems.

In this chemistry worksheet, students answer 50 multiple choice questions and 31 other questions that require them to solve, calculate and write short answers.

In this chemistry worksheet, students answer 74 multiple choice, short answer and problem solving on various chemistry concepts.

In this chemistry worksheet, learners answer 50 multiple choice questions and 31 short answer questions to prepare for Regents Chemistry Exam.

A really good worksheet on the periodic table of the elements is here for you. Learners must color in the elements listed in the worksheet that are needed to make a light bulb. They then answer questions about each of the elements.

Students prepare a sample of a commercial hand lotion for analysis by HPLC to determine the percent composition of two common cosmetic preservatives, methylparaben and propylparaben. They perform the analysis and the data is evaluated to...

Students extract DNA from their own hair roots. They run an electrophoresis gel to examine patterns of their DNA along with standard DNA. The experiment is based on a crime scene scenario.

Students illustrate the changes in the properties of a material at its glass transition point. They gather data which they use to construct graphs regarding elastic modules versus absorption modulus, tangent delta, and the effect of...

Students determine the best solvent system for separating a methylene blue/sodium fluorescein mixture by thin layer chromatography. They conduct an initial TLC separation using ethanol and a different solvent mixture and analyze the data...

Students investigate hot melt glue using a hot melt glue gun as an an injection molding simulator and a melt index viscometer. They evaluate the effect of heating and cooling by weighing the glue extruded over a constant time period.

Students explore how an oil spill is contained and cleaned up. They investigate an oil absorbing polymer that is hydrophobic, absorbs up to 19 times its own weight in nonpolar liquids, floats on water, and can be reused or disposed of by...

Young scholars investigate issues of degradation and weathering of polymeric materials during their useful life. They evaluate photodegradable plastics and their viability as an environmental solution for litter and investigate the...

In this chemistry worksheet, students are offered a variety of assistance to help them be successful in organic chemistry. They will have access to the library, missed class notes and computer interactive programs to help them with...

For this chemistry worksheet, young scholars examine the periodic table and how it is used in the context of interpreting compounds and their structure.

In this science worksheet, students examine the graph with elements in order to differentiate atomic mass and categorizing the content.

Twelfth graders perform dihybrid crosses and calculate phenotype and genotype ratios. In this series of science lessons, 12th graders explain the process of anodizing aluminum. They research on the benefits and harm caused by resonance...

Human fingerprint patterns are the result of layers of skin growing at different paces, thus causing the layers to pull on each other forming ridges. Here, groups of learners see how patterns and fingerprints assist scientists in a...

See a science experiment in action. These 9th graders explain what happens when a catalyst is introduced into a compound. They demonstrate their explanation by mixing baking soda, calcium chloride and phenol red. The chemical reaction...

A female narrator takes your class on a journey through the history of atomic theory. Not only are protons, neutrons, and electrons introduced but quarks and leptons are too. You will find this most appropriate for viewing in a high...

Mr. Anderson explains how scientists are able to date ancient objects using radiocarbon dating. He describes carbon 14, what it is, and how it can be used to date an object. This lecture provides a very clear explanation of a slightly...

This is a really great teaching tool. Use to explain the parts, nature, and how to use the periodic table. This clip uses no narration, just text and images which makes it perfect for stopping to engage in discussion. Download and save...