Students study types, strength and construction of a variety of bridges. They build a model bridge and test the amount of weight it support.

Students observe, measure and sort leaves.  In this leaf instructional activity students divide into groups and observe the different kinds of leaves. 

First graders listen to the story "Cloudy With A Chance of Meatballs" by Judi Barrett. They discuss weather forecasting and create an art project to go with the saying about March weather: "In Like a Lion, Out Like a Lamb".

Students investigate the history of the waterwheel and common uses for water turbines today. They construct an experimental waterwheel using a two-liter plastic bottle, measure the rate of revolution of a waterwheel, and complete a...

Learners investigate the concept of groundwater that includes aquifers, groundwater flow, and the water table. They participate in activities using a flow demonstration model. Its use engages all types of learners because of its hands on...

Pupils explore average speed, and graph distances and time.  In this speed and velocity lesson students complete a lab then calculate distances, acceleration and velocity and graph the data.

Students explain how zoo-plankton have an impact on the global process.  In this ocean zoo-plankton lesson students calculate carbon flux and plankton densities. 

Learners study the history of Pennsylvania and the city beautification movement that originated in that state. In this community service lesson, young scholars study the city beautification movement started by Mira Lloyd Dock. Learners...

Learners investigate the political context of the creation of a weather satellite. For this technology and society lesson, students explore the historical, technological, and political context of the TIROS weather satellite. They write a...

Students learn and observe the life cycle of a monarch butterfly. They explore how wolves maintain complex social structure through scent, communications, and postures.

High schoolers participate in a qualitative discussion of the distinction between weight and mass, followed by a description of astronaut mass measurements in a zero-g environment.

Students work together to complete a 757 Glider kit. They use a GPS to discover how it operates in all weather landings. They complete different obstacles with the glider as well.

Students investigate the concept of a filter. They use simple supplies in order to construct one after watching a demonstration performed by the teacher. An important warning that the project water is not clean for drinking is included....

Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...

Eighth graders investigate the concept of force and motion while conducting short class activities. They compare the differences of potential and kinetic energy while rolling objects on a ramp. Students also measure the distance that...

Students investigate the story "The Tiny Seed" by Eric Carle. This story is used to introduce the children to the concept that seeds change and grow into plants when conditions in the environment including temperature, light, water and...

Students investigate the concept of heating and prevention of temperature increase while they design a platform made to hold gelatin that is exposed to heat from melting. Students make observations and rate the effectiveness of their...

Students study how to better their cohesion and communication skills.  In this investigative lesson students work in teams and learn how to communicate better as they help to solve problems and communicate their needs. 

Students predict the number of cells after a series of cell divisions.  For this cells lesson students create a graph of their results and create a patterned drawing. 

Students construct their own magnet and wire device. In this inquiry lesson, students investigate the factors affecting the strength of magnetic forces. They manipulate different variable to determine their effect.

Seventh graders study the parts of corn and explore the role of starch.  In this corn products lesson students prepare a model of water and stones.

Students explore art history by conducting an in-class activity. In this sculpting lesson, students examine previously created art sculptures in a textbook. Students utilize clay, sculpting tools and grey paper to create their own...

High schoolers plan the first manned mission to Mars. They discuss, in small groups, some of the information that the group might have heard regarding the red planet and decide which types of occupations should be included in a crew for...

Students discover that the Earth rotates on its axis in a cyclical fashion. They examine how this rotation results in day and night.