Talk about a cool tool! Convert between units with the click of a mouse using a handy online resource. Enter the starting measurement and units for quantities such as torque, speed, and inertia, then sit back and relax while the computer...

Lewis and Clark's famous expedition is a prime example of the United States' westward expansion. Aspiring historians examine maps from Lewis and Clark's journey, as well as discuss their interactions with Native American tribes. The...

Long before the civil rights movement, leaders were working to secure equal rights. An informative activity explains the 1922 anti-lynching campaign with a map. Scholars analyze the map, complete a worksheet, and participate in group...

Examine the United States through the lens of intolerance using this 2-week unit plan, which includes details for 13 days of instruction. Scholars study examples of prejudiced behavior throughout history, discuss issues in groups,...

Physics is like music—practice makes perfect! Challenge your class using an interactive that builds harmonic skills. The engaging lesson from a playlist exploring sounds and waves revolves around wave behavior in closed-end air columns....

In this physical units quiz worksheet, students complete an on-line quiz, clicking on questions and matching answers, scoring 1 point for each correct answer. A printed version is available.

For this mammals worksheet, students compare and contrast the physical characteristics of bats and people by filling out a chart. Students complete 17 rows in the chart and answer 3 short answer questions.

Time to find out what they've learned! The final lesson of a five-part series has learners complete a 39-question multiple choice review. They use what they've learned in the previous lessons to complete questions that include concepts...

To understand the concept of a county government system, scholars read a short passage, view a helpful visual aid, use the web to conduct some research about their local areas, and then answer related questions online.

In this interactive map, learn how life expectancy, obesity, hypertension, and physical activity rates have changed dramatically throughout the United States over the last three decades.

In this interactive map, learn how life expectancy, obesity, hypertension, and physical activity rates have changed dramatically throughout the United States over the last three decades. The accompanying classroom activity supports...