Aristotle explained the idea of spontaneous generation, a concept which lasted almost 2,000 years before scientists proved it wrong. Scholars learn about the history of our understanding of the origins of life. They read examples of...

What kind of organisms are living in the stream? After an explanation on how to use a dichotomous key, groups of three to four use the keys to identify macroinvertebrates from a local freshwater stream. Using the the concept of...

Here is a presentation that helps young mathematicians hone their skills when counting by tens. The presentation also reviews the concept of using the greater than and less than symbols when comparing numbers. Most of the slides have...

One thing that puzzles a lot of young algebrists is the factors in a word problem that are taken as "understood". This presentation on solving systems of linear inequalities does a great job walking the learner through how to tease those...

The story of women throughout American history is fascinating. Travel the path from domestic slave to the modern day with advocates such as Susan B. Anthony, the Grimké Sisters, and Gloria Steinem. A wonderful presentation that...

Excellent examples and clear diagrams in this PowerPoint will help you explain the genetics of alleles and the combinations of hybrid crosses. A high school class would appreciate having this student copy of the PowerPoint as the images...

There are lots of details that make you who you are! Illustrate what those details are with a personal concept map project. After learners view a step-by-step presentation, the follow a rubric to complete a concept map about themselves.

Solving systems of equations underpins much of advanced algebra, especially linear algebra. Developing an intuition for the kinds and descriptions of solutions is key for success in those later courses. This intuition is exactly what...

The social story "What to Expect on the Fourth of July" not only lets learners with autism know what to expect on this very American holiday, but also explains what behaviors are appropriate when at a fireworks display or picnic.

Cinderella wants to go to the ball and marry the prince. At the end of the story, she does! But how does the plot move from the exposition to the resolution? Teach language arts learners and fairy tale fans about the basics of plot...

Help your class better understand the concept of fractions as part/whole with this interesting presentation. Fractions are likened to part/whole of a set of objects. A set of jewels is displayed, where one out of the three jewels is red,...

How do the five themes of geography relate to the country of Iceland? Pupils learn about everything from the differences between relative and absolute location to how humans both adapt and change the environment. The presentation...

To gain insight into the many different types of habitats, individuals must first get to know their own. Here, scholars explore their school environment, draw a map, compare and contrast their surroundings to larger ones. They then...

A good overview of the basic parts of speech, this presentation is ideal for a junior high class that likes flashy animation and bright colors. The concepts are complete, but simple enough to lend well to lecture notes. Use the slide...

How could you earn a $6,000,000 speeding ticket? This presentation uses an analogy that relates speed in the universe to the cost of a speeding ticket. Scholars ultimately understand that motion is relative. Also covered is the...

As an introduction to the concept of energy, this interesting and informative resource would be a terrific addition to a unit. Although there is quite a bit of information presented about kinetic energy, potential energy, and related...

This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...

Take young biologists back to the beginning of life on Earth with this presentation on bacteria. Examining the different classifications of bacteria, this presentation introduces young scientists to the concepts of autotrophs and...

There is no substitute for checking the solution. A short introduction to the substitution method of solving systems of equations is an ideal resource for algebra classes. The slides present steps for the substitution method and...

What assumptions are made in order to solve equations? An instructional slideshow provides an overview and guided examples of how properties of equality can be used to justify each step in solving equations.

By fourth grade, most students are able to construct fairly well-thought-out sentences. Make sure your class is on the right track by frequently introducing concepts of proper punctuation. Each slide contains rules and examples...

Did you know the word energy comes from energeia, a Greek word? Introduce learners to the four types of potential energy, five types of kinetic energy, and energy transformation with a presentation about where we get our energy and...

Chemistry and biology work hand in hand, without one you literally wouldn't have the other. Using a presentation, individuals learn about plant cells, animal cells, cell responses, macromolecules, DNA bases, and so much more. A worksheet...

Star light, star bright ... just how long can you wish on that star? Well, it depends on its mass. The presentation explains the life cycle of stars based on their sizes. Scholars learn about the life expectancy of a star based on the...