Students learn about acids and bases and demonstrate how plant extracts can be used as indicators.

Students will learn to identify and define acid and base and classify household chemicals as acids or bases using universal iindicator.

Students will investigate concepts related to endothermic and exothermic reactions and activiation energy. Students will construct and interpret an energy diagram showing the progress of an exothermic reaction.

Students will: determine the number of protons, neutrons, and electrons for a given element by using the periodic table; construct and draw models and diagrams of atoms; use the concept of the stable octet to predict simple molecular formulas; and distinguish between elements and compounds.

Students make observations of a ball bouncing off a hard surface one time or sequentially for several trials. From these observations students will then describe and explain the motion of the ball.

Students will explore several striking and unusual properties of bouncing superballs. They will measure and understand the elasticity coefficient of a bouncing superball and understand the role of energy conservation in relation to bouncing balls.

Students will investigate respiratory functions and observe how respiration rate changes with different activities.

This activity will help students develop an understanding of the fundamentals of calorimetry.

Students will distinguish between reactions that go to completion and those that are reversible. Students will also explain the concept of chemical equilibrium and understand how Le Chatelier's Principle works on a chemical reaction at equilibrium.

Students will be able to recognize centripetal force and discern that radius, mass, and period influence this force.

Students review the basic characteristics of waves and recognize visible light as part of the electromagnetic spectrum. Students will also model electon energy levels and identify elements based on flame color.

Students will enhance their understanding of combustion using the reaction between dry yeast and hydrogen peroxide. The eperiment demonstrates that certain things are needed for combution - especially oxygen.

This lesson reinforces concepts about atomic structure. Using their copy of the periodic table of the elements, gumdrops, toothpicks, a model wave three wavelengths long, and a calculator, each student will construct a correct model of the magnesium atom.

This lesson demonstrates that in a chemical reaction where a gas is produced, the mass does not change. Students will weigh an empty bottle, water, and a peice of antacid tablet, and then add the antacid tablet to water and close the bottle. When the reaction is complete, they will weigh the bottle again; then open the bottle to release the gas and weigh the bottle again. Students will communicate the results of the experiment in a written lab report.

Students will observe qualitatively the relationship between electrical charge and force and determine experimentally the quantitative relationship between force and the center to center distance between charged objects.

Students will be given a bag of materials and asked to find out how a current-carrying coil is influenced by a magnetic field. They will also construct models of galvanometers and DC motors using film cannisters.

Students will demonstrate the difference between one-dimensional elastic and inelastic collisions. They will also calculate momentum of various balls colliding against three different surfaces and compare results with theoretical principles of conservation and energy. Students will record and graph data.

In this activity, students identify and distinguish acids and bases using litmus paper, pH paper, and indicator solution.

Students will drop a small weight attached to a string, once without a parachute and once with a parachute and compare how fast each falls.

Students will investigate waves through a series of activities. They will differentiate compressional, surface and transverse waves and how each of these waves acts during an earthquake. Students will also explore how a seismograph works and practice locating and plotting earthquake epicenters. Then, students will study liquefaction and relate it to damage due to earthquake waves.

Students will understand that electrons are the things that make electricity work, name and define the two basic kinds of electricity as static and current, compare conductors and insulators, and construct a battery to show electrical flow.

Students will identify two types of charges and will observe the charging of various objects by friction, conduction, and induction.

Students will gain an understanding about energy and changes of state, collect and graph temperature data, and analyze the data.

Students define the term "equilibrium" through mechanical, chemical, and phsyical examples of equilibria.

Students will learn how temperature is related to evaporation. Students will compare how much heat is required for various substances to evaporate by measuring how much the surrounding temperature decreases.

Students explain and compare the effects of series and parallel circuits on bulb brightness, relating the phenomena to the potential differences, current, and resistances throughout the respective circuits.

Students observe and experiment with visual after images, observe white light and its component color spectrum,and learn about the basic parts of the eye and how the eye works.

Students will: view the spectra of various elements with and without a spectroscope; understand that the color and spectral lines are determined by the electron configuration of each element; understand that the electrons emit photons after being energized in some way and that these photons are detected as visible light; view the colors emitted by various metallic salts as they are put into a bunsen burner flame; identify two unknown compounds containing some of these metals.

Students will demonstrate a greater understanding of friction by cooperatively experiencing and describing a range of phenomena involving friction. Students will understand the term "static friction" and the ratio of friction and weight as it relates to moving an object at rest.

Students will identify, classify, and observe common household substances as an acid, base or neither.

Students will define, give examples of, and differentiate between potential and kinetic energy.

Students will be introduced to the colon and the relationship it has with the body. Students will learn the process of digestion, the process of the colon, and why fiber is necessary for a healthy diet and a healthy colon.

Students will gain knowledge of heat, participate in hands-on activities, and learn various vocabulary words associated with heat.

The objectives for this lesson are: describe how the average kinetic energy of matter is measured; distinguish between heat and temperature, and calculate a change in substance from one state to another; understand the value of precise data for use in a comparative study; demonstrate that a colored surface will absorb more heat from a source of light than a white surface; explain how instruments detect and measure changes in heat and temperature; identify the ways in which heat is transferred; investigate the absorption of heat energy by matter; analyze data and establish a relationship between factors involved. Students will rotate through six discovery stations.