A series of lecture clips helps explain how DNA sequencing is done by using the analogy of shredding multiple copies of a book and then reassembling the text by finding overlapping fragments. The ultimate goal of DNA sequencing is to...

This site examines the overlap between the behavioral sciences (psychology and sociology). It compares the approaches of psychologists and sociologists in researching behavior. An outline of the areas examined in social psychology is...

[Free Registration/Login may be required to access all resource tools.] Have you ever thought about how one event is connected to another event? Take a look at this dilemma.

An overview of the six trig functions and their graphs. The site is a little difficult to navigate but is good for finding a graph of a trig function.

Using this Logo Program you can experiment with different values for N in the procedure and see the changes in the results.

This lengthy article offers many examples in its claim that smaller municipalities do a better job of governing and providing services than huge megacities.

Starts with explaining visual elements, goes through design principles, balance, visual effects, and more. Teaching tips included too.

In this video segment [2:01] from Cyberchase, the CyberSquad finds that by arranging triangle tiles they are able to create a path that will allow them to cross a river of hot lava.

A very detailed lesson on determining the volume of rectangular prisms, teaching students how to derive the formula for volume, and to use it successfully. Plenty of examples, student work, and assessment options.

Explore trends in immigration to the United States between 1850 and 2010 with this interactive map. Each year shows the numbers of people that were born in a foreign country, with the data being represented in multiple ways. Use the...

Review this site for the definition of "natural law" based on varying theories with respect to morality in determining the authority of legal norms. Contents of the writing cover Two Kinds of Natural Law, Conceptual Naturalism,...

This site provides an interactive assessment in which you will learn which biological reactions require either B12 or folate (or both), the consequences of a deficiency in either vitamin, and the important step in which B12 and folate...

Students understand that a tessellation is covering of a plane with a pattern of figures so there are no overlaps or gaps. They draw quadrilaterals and triangles and explore monohedral, dihedral, and trihedral tessellating patterns.

A graphic organizer where students compare and contrast items by writing similarities and differences in overlapping squares, similar to the circles on a Venn Diagram.

This black, shield-shaped bug is brightly colored with orange, red, and yellow markings. It varies from 7 to 10 mm in length. At rest, the front pair of wings overlap and the insect's back appears to be marked with a distinct "X."

[Free Registration/Login may be required to access all resource tools.] Recognize overlapping events as having one or more outcomes in common.

[Free Registration/Login may be required to access all resource tools.] Recognize overlapping events as having one or more outcomes in common.

This lab is designed to help students visualize the combination waves that are formed when two waves overlap.

Measure objects with same-size length units without gaps or overlaps. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.

The purpose of this task is for students to decompose a figure into rectangles and then find the total area by adding the area of all of its smaller, non-overlapping rectangles. Aligns with 3.MD.C.7.d.

Selected (6) reading passages (grades 7-10) to pair with the drama "A Midsummer Night's Dream" by William Shakespeare. The overlapping story of several couples and the inevitably complicated road to love encompasses a play within a play,...

In this lesson plan, students will explore how music and language arts naturally overlap to promote literacy as they cultivate their creative and critical thinking.

In this lesson, students will explore how music and language arts naturally overlap to promote literacy as they cultivate their creative and critical thinking.

This lesson is a hands-on way for students to learn how to discern between fact and opinion. This is an important skill for citizenship in that citizens should be informed about what is happening in their communities and should take...