High schoolers investigate inhalation and exhalation of the respiratory system. They construct a model of the respiratory system using balloons, straws, cups, and rubber bands. Then, they observe inhalation and exhalation and measure the...

Young scholars explore phototaxis and geotaxis in brine shrimp. In this phototaxis and geotaxis lesson plan, students study the effects of light and gravity on brine shrimp using a test tube, a pen light and gravity. They answer...

Young scholars explore digestion. In this Human Body lesson plan, students participate in six different activities pertaining to the Digestive System. Young scholars gain understanding of digestion through experimentation and...

Learners examine air pressure. In this air pressure lesson, students perform a series of experiments to evaluate the effects of air pressure.

Students examine the effects of salt on ice. In this salt instructional activity, students observe what happens to the temperature of ice when salt is added, then make ice cream to see how this knowledge can be used.

Students examine various polymers. For this polymers lesson, students perform three experiments with polymers to identify them and observe their interesting properties.

Students explore the necessity for standards of measurement and measure length, volume, mass and angles. In this measurement lesson plan, students use their hand and foot to measure objects in the room. They compare their measurements to...

Young scholars find the density of objects by finding their mass and their volume. In this density lesson plan, students determine the mass of objects, the find the volume by using formulas or by water displacement and they calculate the...

High schoolers determine the density and thickness of a piece of aluminum foil. In this density and thickness of materials lesson plan, students experimentally find the density of a piece of aluminum foil and compare it to the...

Learners observe 2 demonstrations of density. In this density lesson plan, students observe a vial with various substances of different densities. Learners then observe the differences between a diet coke and a regular coke can when on a...

Students learn how to measure the density of metals. In this density of metals lesson plan, students measure the density of various metals in order to determine what metals were substituted in a king's crown, scepter, breast plate and...

Learners investigate the concept of density by observing demonstrations. In this density lesson plan, students make observations while the teacher demonstrates the Cartesian diver, a density column, a candle trough, a wave bottle, an...

Young scholars investigate energy involved for bonds to form and break. In this thermodynamics lesson plan, students experiment with chemical reactions to observe endothermic and exothermic reactions, they explore entropy and the effects...

Learners use plant materials as indicators of acids and bases. In this acid/base indicators lesson plan, students use boiled beets, cabbage, flowers, teas or berries that have been boiled with alcohol to test various acids and bases....

Students investigate polymers by completing 3 experiments. In this polymer lesson plan, students mix plastic with acetone, they create polyurethane foam, they make slime and build a polymer model once their polyurethane foam is set. ...

Students 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. Students...

Students investigate the Law of Conservation of Energy and the relationship between heat and temperature. In this heat energy and chemical changes instructional activity, students observe a candle heating a paper cup of water and make...

Students investigate osmosis and diffusion in a liquid environment. In this osmosis lesson plan, students use dialysis tubing made into bags and filled with 3 different solutions. They observe the movement of water molecules into higher...

Students investigate the energy released by a peanut and a piece of a walnut. For this catabolism and calories lesson plan, students burn a peanut and a piece of a walnut and measure the temperature of the water before burning and after...

Learners observe a precipitation and neutralization reaction and learn to filter the products of the precipitation reaction. In this precipitation and neutralization lesson plan, students create curds and whey using milk and vinegar....

Students investigate esters, make an ester and detect esters in natural foods and plants. In this esters lesson plan, students detect smells of hidden objects, produce an ester using peas, brown sugar and apple and demonstrate how to...

Students investigate the uses of pesticides and the pros and cons of their use. In this pesticides lesson, students observe simulations of the three classes of pesticides and the effects or actions each has. Students answer 3 follow up...

Students prepare artificial flavorings and fragrances. In this esters instructional activity, students combine an acid and an alcohol of choice to make an ester. Water is released and they produce an artificial flavoring or fragrance....

Students find the mass, volume, and density of various objects. In this density measurement activity, students observe how same-sized objects can have different masses, then use water displacement to find the density of each object and...