High schoolers 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,...

Students investigate the properties of solids, liquids and gases. In this states of matter lesson plan, students observe dry ice and its characteristics. They calculate the density of dry ice and observe the sublimation of the dry ice...

Young scholars investigate gases and their properties by completing 4 activities. In this gases lesson plan, students perform activities to show that gases take up space, they diffuse, and that odors and vibrations pass through gases....

Learners investigate the freezing point depression of water while making ice cream. For this colligative properties lesson plan, students make ice cream using ice, salt and water to freeze milk and sugar. They measure the temperature of...

Learners 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 crystalline solids. In this crystals lesson, students observe samples of natural crystals and compare and contrast each. They draw pictures with crayons and then paint over their picture using crystalline solids...

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...

Students investigate pH levels in bodies of water and experiment with acid/base reactions. In this water and pH lesson, students observe changes in pH levels of a sample solution and observe a Bronsted-Lowry reaction. Students...

Students 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...

Students investigate soap bubbles. In this soap bubble chemistry lesson, students observe a demonstration using pop-it beads to represent a soap molecule. Students produce soap bubbles in the lab by making bubbles with a large bubble...

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...

Young scholars develop a scientific model of gas behavior. In this gas lesson plan, students observe different balloons filled with different densities of gases. They complete an activity where they model the behavior of gases using...

Students investigate surface tension in water. In this water molecules and surface tension lesson plan, students observe 3 demonstrations to show how water molecules are attracted to one another, how soap reduces the surface tension in...

Students investigate the gas laws and how they apply to changes in gases. In this gas laws lesson, students use Boyle's Law and Charles' law to show the relationships between pressure and volume and volume and temperature of gases.

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...

Young scholars observe demonstrations to show the solubility of gases in liquids. In this gases lesson, students discover the relationship between temperature and pressure to and how they affect the solubility of gases in liquids. Young...

Students observe demonstrations to show factors that affect rates of chemical reactions. In this rates of chemical reactions lesson, students investigate how catalysts, reactant concentrations, temperature and surface area affect the...

Tenth graders investigate chemical, physical and mechanical equilibrium. In this equilibrium lesson plan, 10th graders participate in a physical activity to show equilibrium by some students standing and some students sitting at the same...

Students investigate plastics and learn they are giant molecules made of carbon atoms. In this polymers and plastics lesson, students perform 3 activities which all include making polymers from household items such as milk and vinegar,...

Students investigate the pH of solutions and they learn how to use different types of indicators. For this pH lesson plan, students test various solutions with pH paper and determine if they are acidic, basic or neutral. They also test...