Learners observe 3 models that show Dalton, Thomson and Rutherford's theories of the structure of the atom. In this structure of the atom lesson plan, students observe each model and write a summary of each theory of the atom.

Students construct models of hydrocarbon molecules using candy and toothpicks. In this hydrocarbons lesson plan, students are given a sheet with the molecular formulas of hydrocarbons. As a group, they construct each molecule using...

Ninth graders investigate ionic bonding through energy level diagrams. In this ion bonding lesson plan, 9th graders observe demonstrations to show energy level diagrams using magnets to represent the subatomic particles. Students fill...

Students investigate the structure and development of the periodic table. In this periodic table lesson plan, students are given colored strips of paper that represent different atoms. They classify the atoms based on the paper's...

Learners write electron configuration of elements using atomic numbers and they identify valence electrons. In this electrons lesson plan, students observe a demonstration showing the space-filling property of an electron. They also...

High schoolers investigate what is inside three different boxes using indirect observations and relate it to the discovery of the structure of the atom. In this atomic structure lesson plan, students explore the history of atomic...

Learners construct a periodic table using felt strips as elements by arranging elements based on their characteristics. In this periodic table lesson plan, students place colored strips of paper that represent elements in the proper...

Students investigate moles and Avogadro's hypothesis. In this moles lesson plan, students complete a worksheet by finding the volume of 1 mole of each substance given its density and they find the number of molecules, the formula, the...

Students investigate sublimation and deposition using moth balls and toilet bowl freshener. In this sublimation lesson plan, students make a water bath and use two small beakers inside 2 larger beakers with moth balls in one and toilet...

Students investigate crystal formation, their shapes and the best places to cleave crystals for smooth edges. In this crystal lesson plan, students experiment to form crystals with Salol as well as with copper wire and Silver Nitrate....

Students investigate molecule movement according to the kinetic molecular theory. In this kinetic molecular theory lesson plan, students observe demonstrations showing that molecules speed up with increasing temperature and slow down...

High schoolers investigate pressure and volume as they relate to gases. In this pressure and volume lesson plan, students observe multiple demonstrations related to air pressure. The develop an understanding of the relationship between...

Students investigate the change of states of Butyl Stearate and the temperatures at which it changes state. In this change of state lesson plan, students place a test tube of Butyl Stearate in a cold water bath and monitor its...

Tenth graders investigate the relationships of pressure and volume and pressure and temperature of gases. In this gases lesson plan, 10th graders use an inflated balloon to show the relationship between volume and temperature of the air...

Students use a spreadsheet to solve gas law problems. In this gas laws lesson plan, students use the Express Calc program to load a spreadsheet for the gas law problems. Students compute volume, temperature, or pressure according to the...

Students investigate why and how popcorn pops. In this gas lesson plan, students observe and make suggestions as to what causes popcorn to pop after observing popped corn and corn kernels. Students mass the kernels before and after...

Students investigate adhesion, cohesion and surface tension. In this molecular forces lesson plan, students observe multiple demonstrations that show surface tension, the attraction of water molecules to each other and the ability of...

Students investigate the pH of various solutions with indicators. In this acids, bases and indicators lesson plan, students use a variety of indicators to test solutions for their pH. Students determine which indicators are the best to...

Students investigate factors affecting the rate of solubility. In this rate of solubility lesson plan, students experiment by crushing, heating and cooling solutes and solvents to see how the solubility is affected. For each situation,...

Learners use chromatography to separate substances in Kool-Aid, Crayola markers and leaves. For this chromatography lesson plan, students make chromatograms to separate substances in a mixture through absorption. Learners find the Rf...

Students observe a demonstration where a liquid changes colors when poured from one beaker to another. In this acids and bases lesson plan, students observe solutions changing color when poured from one beaker to the next based on the...

High schoolers investigate oxidation and reduction reactions. In this oxidation and reduction lesson plan, students construct an electroplating device and perform an oxidation/ reduction reaction. High schoolers describe the chemical...

Students investigate acids, bases, indicators and universal indicators. For this acid and base lesson plan, students test 6 samples with litmus paper and determine if they are acids or bases. They separate out 7 samples using litmus...

Students investigate activation energy through endothermic and exothermic reactions. For this activation energy lesson plan, students conduct 2 experiments, one is an endothermic reaction and the other is an exothermic reaction. Students...