Bring a historic chemistry experiment to life in your classroom! Introduce pupils to Thompson's ground-breaking discovery of the electron through a cathode ray simulation. The resource allows users to study the behavior of both electrons...

In this past experience activity, students refer to activities in the past by filling in blanks to sentences such as was, have been, thought, and more. Students complete 22 multiple choice questions.

Do your chemistry scholars know their esters? Introduce the class to the nomenclature and structural formulas of common esters through thought-provoking games. Individuals or pairs of pupils match the name with the formula before using...

Have you ever been so tired you missed a major announcement? Eric Wieschaus woke to a call explaining he won the Nobel Prize, but he thought it was just a dream until Christiane Nusslein-Volhard, a co-winner, explained it to him later...

Where did the pH scale come from? Take a deeper look at a most important measure of ion concentration using a simulated physical determination. Young chemists prepare a series of dilutions after determining a dilution factor for the...

You'll be strangely drawn to this activity! Physical science pupils learn how compasses work in an interesting interactive. The content covers magnetic poles, Earth's magnetic field, and what would happen if Earth's poles swapped places.

What's the rule that makes it true?  A virtual function machine generates output values as learners submit the input values. Their job is to analyze the inputs and outputs for a pattern and write a function rule.

A six-question interactive tasks mathematicians to solve addition and subtraction problems using front-end estimation. Question types consist of multiple-choice and true or false. A set of wooden beams that can be measured using moveable...

This online quiz is really only useful if your class has read several short stories by Hemingway, as it doesn't focus just on one. There are 12 multiple choice questions here, and they almost all relate to a different story. 

For this online interactive reading comprehension worksheet, students respond to 14 multiple choice questions based on various Utopian literature. Students may submit their answers to be scored.

In this accents learning exercise, students read the article, answer true and false questions, complete synonym matching, complete phrase matching, complete a gap fill, answer short answer questions, answer discussion questions, write,...

In this online interactive reading comprehension worksheet, students respond to 10 multiple choice questions about Swift's Gulliver's Travels. Students may submit their answers to be scored.

In this literature instructional activity, students respond to 3 short answer and essay questions about the works of Sandra Cisneros. Students may also link to an online interactive quiz on the stories at the bottom of the page.

For this interactive reading comprehension worksheet, students read two short entries about UFOS. They match the text with the pictures that go with the story and write the letter in the box at the end of each. They enter their...

For this sentence completion worksheet, students fill in the missing words in 10 sentences in an on-line interactive exercise. Students read the sentence and from ten choices, decide which word best finishes the sentence.

For this using infinitives in context worksheet, students read an article containing infinitives, then interactively complete 8 sentences with immediate online feedback.

In this participles worksheet, students complete a ten question multiple choice on-line interactive worksheet. Students choose the best word to fit into the sentence.

For this online interactive grammar skills worksheet, students examine 10 sentences that are missing words and select the appropriate words to complete each of the sentences and match them to the sentences. Student answers are scored...

Learn what thought experiments are and the role they play in furthering scientific thinking by turning over this interactive OLogy card. Find questions and answers, fast facts, and similar bite-size pieces of information.

Instructions that take you through an Einstein-like thought experiment by having you imagine and record what you see when stationary and when moving at the speed of light.