Students construct an evolutionary tree representing specialization, diversity, and selection using easily obtained materials. They use at least twenty pieces of hardware to classify then develop "evolutionary" relationships between the...

This is a site filled with current events that make connections to the relevant historical topics. There are six clickable topics, the videos of which are updated weekly. RealPlayer is needed and registration is required to stream or...

This resource offers articles and books for grades Pre-K to 21. Sign up for the Teacher Newsletter to receive teaching ideas and classroom activities.

This introduction to potential energy contains illustrated examples, example problems, and interactive exercises for application of learning.

In Module 1 Lesson 5 of this course on spreadsheets, students review what they have learned in the previous four lessons. Content is stored in the Resources section. Practice tasks are not available online so teachers would need to...

In Module 2 Lesson 5 of this course on spreadsheets, students review what they have learned in the previous four lessons about formulas, functions, and manipulating a spreadsheet. Content is stored in the Resources section. Practice...

In Module 3 Lesson 5 of this course on spreadsheets, students review what they have learned in the previous four lessons about adding shapes and graphics to spreadsheets, using drawing tools to format them, using the autosum function,...

In Module 4 Lesson 5 of this course on spreadsheets, students review what they have learned in the previous four lessons about building charts, using conditional formatting, and enhancing their spreadsheet by inserting images, text, and...

In Module 5 Lesson 5 of this course on spreadsheets, students review what they have learned in the previous four lessons about working with large spreadsheets, using advanced functions to analyze data, working on more than one workbook...

In Module 6 Lesson 4 of this course on spreadsheets, which is the final lesson of the course, students review what they have learned in the previous three lessons about using templates, using data validation tools, and importing data...

As an introduction to a unit on money, students will work with teacher to recognize the penny and its value. Then students will go shopping at the classroom store to practice counting pennies.

Spreadsheets are used to store information and data. Once we have our information in a spreadsheet we can run powerful calculations, make graphs and charts and analyse patterns.

See how dietary fat from food we eat travels through the digestive system, and gets packaged and stored in the human body. [2:07]

Students set up three demonstrations to observe the properties of water. They explore the boiling point of water, the freezing point of water, and the ability of water to store heat.

From the opening lines of William Shakespeare's Romeo and Juliet, the audience knows what lies in store for the tragedy's title teens: that these two "star-crossed lovers" are doomed to die. By the end of the play, an "ancient grudge"...

Students work in teams to design a tabletop supply organizer inspired by the natural home of an insect species. Their prototype stores the group's classroom supplies (scissors, crayon boxes, pencils, and glue sticks). In addition to...