Tenth graders identify stars based on their line spectra. In this astronomy lesson, 10th graders analyze spectrograph and determine the elements present in the star. They explain the relationship between temperature and star classes.

In this worksheet, learners review topics from Algebra 2. Topics include synthetic division, rational algebraic expressions, quadratic functions, imaginary number, composite functions, and inverse of a function. The three-page worksheet...

Twenty-one slides cover all aspects of electricity; from electric charge, to protons, lightning, currents, the calculations for wire resistance, circuits, household devices, and fluorescence.  The amount of detail and the range of...

Do you need to practice map skills? Children with a range of abilities will complete a KWL chart about maps, practice important map vocabulary and then read a few pages from their textbook. They will use their vocabulary words and...

Third graders examine the relationship between the Earth and the Sun. They define key vocabulary terms, and in small groups conduct Internet research, exploring a variety of websites. Students answer comprehension questions, and...

Young scholars, in small groups, research Eratosthenes and his calculations of the Earth's radius. They write a summary of the person, the experiments and his calculations to determine how accurate Eratosthenes was in his estimations of...

Learners take on the role of astronomers, calculating conditions necessary for a total solar eclipse. Concepts of similar triangles and properties of circles come together as pupils create ratios and use real measurements in determining...

Analyzing and interpreting satellite data takes knowledge and patience. Through a detailed lab investigation, young scholars learn the process of analyzing this data. They use technology to create color images and maps from real...

Scientists could measure the diameter of the sun before they knew its distance. Scholars construct a simple mirror box to measure the diameter for themselves. They compare this measurement with the official size, listed in a...

The sun isn't just a ball of yellow! Young scientists learn about the features of the sun using a hands-on modeling activity. They build models of the sun using common household items to represent sunspots, solar prominence, and the...

One of the most diverse environments on Earth is the ocean. Young scientists explore the living things found in the ocean during an exciting seven-lesson unit. Their study includes organisms from plankton to invertebrates...

Sometimes the best view is from the farthest distance. Satellite imaging makes it possible to create altitude maps from far above the earth. A three-part activity has your young scientists play the role of the satellite and then use...

In this everyday editing instructional activity, students correct grammatical mistakes in a short paragraph about the discovery of Neptune. The errors range from grammar, spelling, capitalization, punctuation.

Are brighter stars actually brighter? Turns out they are probably just closer! A presentation compares features of stars to our favorite star, the sun. In addition, solar lovers learn to classify stars based on their masses,...

Why do some stars in a constellation appear brighter than others? Using a get-up-and-move astronomy activity, scholars explore perspective and the appearance of constellations in the sky while developing an understanding of the...

It is unknown if cloud cover increases in response to carbon dioxide levels changing, helping climate change slow down, or if cloud cover decreases, allowing Earth to warm faster. Part four in the series of five lessons has classes...

Use context to explain the importance of the key features of a graph. When context is introduced, the domain and range have meaning, which enhances understanding. Pupils use application questions to explore the key features of the graph...

Did you know light can decrease visibility? Light pollution absolutely makes it more difficult to see stars. Scholars build a simple magnitude reader to determine the magnitude of stars. They use these data to estimate the impact of...

Earth's surface constantly changes thanks to a variety of geological forces; in fact, Australia currently moves faster than GPS technology. Scholars connect the idea of continental drift to earthquakes and volcanoes with the help of an...

Read about the physical features of whales and how they are grouped according to their method of eating food. A neat activity is described on the page; consider carrying this out in class. The resource makes a nice addition to a lesson...

After reading The Barn by Avi, learners look over a list of discussion questions about the plot of the story. The discussion guide is a great way to engage readers in the book as well as to open up a thoughtful discussion about...

Foster's Rule? Allopatric speciation? After watching West of the West's documentary Island Rotation, class members use Venn diagrams to compare endemic species on the Channel Islands with mainland related species. They then create a...

Knowing yourself is the first step to a successful life! Introduce scholars to the value of self awareness through an eight-part personal development unit. A series of hands-on activities provides participants with insight into their...

After reading s short description of the Grand Canyon, readers demonstrate their ability to use context to determine the meaning of words in the passage.