NOAA
Methane Hydrates – What's the Big Deal?
Have you ever tried to light ice on fire? With methane hydrate, you can do exactly that. The ice forms with methane inside so it looks like ice, but is able to burn. The lesson uses group research and a hands-on activity to help scholars...
Curated OER
Water Density Boundaries
Students create observable layers in water that represent a separation based upon density differences. They model density boundaries using differences in temperature and salinity. They, in groups, perform a meaningful experiment...
Curated OER
Make My Number
Fourth graders relate decimal fractions to common fractions and practice writing decimals as fractions. Through inquiry and game play they write decimals and fractions using the correct form. The first team to correctly answer the...
Curated OER
Fostering Geospatial Thinking: Space to Earth: Earth to Space (SEES)
Students locate and access data to help them with their science inquiry. In this geographical positioning lesson students evaluate and compare data sets.
Curated OER
A Frog's Life Story
Students investigate the lives of frogs by completing several worksheets. In this biology instructional activity, students discover the life cycle of a frog from tadpole to death. Students complete frog life cycle puzzle as well as...
Curated OER
What's The Matter: A Sinker or Floater?
Students conduct an experiment. For this water lesson, students watch the lesson "Float and Sink" on an interactive website. Students learn how to test items in water and then work in groups to test their items. Students discuss their...
Curated OER
Investigating Trigonometric Ratios Through Similar Right Triangles.
49Students investigate the properties of right triangles. In this geometry lesson, students differentiate between similar and congruent triangles. They use the Pythagorean Theorem to find the missing angles and sides.
Curated OER
Investigating Trigonometric Ratios Through Similar Right Triangles
Students identify similar and congruent right triangles. In this geometry lesson, students use trigonometric ratios to identify missing sides and angles of a triangle. They differentiate similar and congruent triangles.
Curated OER
Exploring Geometric Mean
Students solve problems using geometric means. In this geometry lesson, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
Curated OER
Exploring Geometric Mean
Student identify the solution using geometric mean. For this geometry lesson, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri software and observe...
Curated OER
Investigating Pythagorean Triples
Students investigate and solve Pythagorean triples. In this geometry lesson plan, students find the missing sides and angles of a right triangle. They graph right triangles and move the sides around to create different angles.
Curated OER
Investigating the Pythagorean Triples
Students investigate the Pythagorean triples. In this geometry instructional activity, students solve for different parts of a right triangle. They identify the missing side or angle using the pythagorean theorem.
Curated OER
Teaching Biology Through Problem-based Activities
Students plant seeds and observe the life cycle of the organism. They experimentally research the effects of radiation on seed growth. Students determine the effects of environmental pollutants on harvested seed.
National Science Teachers Association
Hop into Action
Young scientists find out what makes amphibians such unique and interesting animals in this simple life science lesson. After looking at pictures and discussing the characteristics of amphibians, learners complete a series of three Venn...
Curated OER
Heron's Formula
Students use Heron's formula to calculate the area of a triangle. In this geometry lesson, students use three different methods to solve the area of a triangle. They find and construct the incentor and angle bisector of a triangle.
Curated OER
Special Right Triangles
Students identify different types of special right triangles. In this geometry lesson, students differentiate between right triangles and isosceles triangles. they construct the triangles using geometry software and make conjectures...
Curated OER
Principles of Flight: Where are We?
Students explore the concept of topographical maps. In this topographical map lesson, students discuss how airplanes know where to fly. Students use topographical maps to simulate a field trip on the computer.
Curated OER
Thinking About the Environment: Where Are Our Forests?
Students investigate our lack of forests by examining population. In this deforestation lesson, students research a list of the continents, their populations, and remaining forest area. Students discuss why forests are disappearing and...
Curated OER
Learning About Our Five Senses
Students study the sense of touch and various degrees of heat. They design a model that displays how the human hand reacts to heat using a touch sensor.
Curated OER
Untitled Document Aerospace Team Online:
Students explain the historical significance of use of the scientific method in developing the first airplane and appreciate the process involved in developing a new technology.
Curated OER
Determining the Age of Fossils
High schoolers examine the concept of radioactive dating. In this radioactive dating instructional activity, students investigate how to determine the ages of fossils and rocks as they learn about half-life radioactive decay.
Curated OER
Rain, Rain, Go Away
Young scholars conduct a number of experiments involving evaporation and condensation. They view and discuss a video about the water cycle and then design posters about the rain based on the book "Cloudy With A Chance of Meatballs".
Curated OER
Radiation Reassessed
Students investigate the dangers of radiation by exploring recent nuclear tragedies. In this scientific debate lesson plan, students define the idea of radiation "half life" and determine if low doses of radiation are truly damaging to...
Curated OER
Clean Water vs. Dirty Water
Students study the importance of clean water to the survival of organisms and what activiities and material pollute water. They measure the temperature of water samples and create a class graph.