Did humans and dinosaurs coexist? How do we know? Scholars dig in to the tools and methods researchers used to study the process of human evolution by watching a slideshow with embedded video clips. Pupils learn the importance of asking...

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills learning exercise, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

For this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills learning exercise, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills instructional activity, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

In this online interactive English vocabulary skills worksheet, students answer 10 matching questions which require them to fill in the blanks in 10 sentences. Students may submit their answers to be scored.

High school pupils can hone their research skills by using the Internet to find the answers to the questions presented in this on-line worksheet. This resource focuses on questions whose answer begins with the letter "B."

Our scholarly friends head to the lake to go fishing and are unpleasantly surprised by the algae filling the water. They talk about primary and secondary succession as different ways that ecosystems are changed. Show the short video,...

Take your kids on a trip through the universe as they explore galaxies, solar systems, stars, and more. Watch the short video, then have learners show their knowledge with the included quiz. Supplement the video by having teams build a...

Go round and round to compare theoretical and experimental probabilities. Learners set the number of sectors and the number of spins for a spinner. Then, a table displays the experimental and theoretical probabilities of the spinner for...

Are you an XX or an XY? Budding scientists learn about cellular fertilization and the determination of gender in a thorough online lesson. They follow their study with a set of interactive reflection questions.

The unsinkable ship that sunk. Scholars review the case against the White Star Line following the tragic loss of life from the Titanic disaster. Academics read documents and organize them into arguments for and against the cruise line....

Which is better for a harvest party, apple juice or apple cider? Are there many black bears in your state? How soon in advance do you need to plant pumpkins in order for them to be ready by October? Find the answers to these questions...

While a catalyst for the labor movement, 146 people lost their lives in the Triangle Shirtwaist Factory Fire in 1913. A series of photographs of the aftermath of the tragedy help young historians consider the impact of the fire. The...

In this inventors and inventions Internet hunt worksheet, students answer 15 questions by using the links provided for Internet research.  This page includes several links to helpful web resources.