Why do some buildings have lightning rods? Scholars explore the movement and attraction of opposing electrical charges through a simulation of a lightning rod. They control the cloud height, charge separation, and if the lightning rod is...

In this earth science activity, students read and study about the formation of lightning and thunder using online resources. They complete 8 short answer questions that follow.

The sound waves of thunder are made when lightning very quickly heats the air surrounding it, expanding faster than the speed of sound. Learners explore waves through their own movement of string or set waves to constantly oscillate....

Touch screens are becoming more common, but how do they work? The simulation shows the electric potential versus system charge as scholars alter three variables. The schematic of the capacitance demonstrates the set up as each variable...

In this weather worksheet, students click on the links in the questions about weather to find the answers to the questions and then come back and answer the questions. Students answer 17 questions total.

In this nineteenth-century American inventors online interactive worksheet, learners read paragraphs about Thomas Edison, Benjamin Franklin, and Alexander Graham Bell and their inventions and answer comprehensive questions. Students...

In this recognizing idioms beginning with the letter Q online/interactive worksheet, students read the idioms, their meanings, and examples, and choose Q idioms to replace the expressions in parentheses in sentences. Students choose 3...

In this electromagnetism and electromagnetic induction worksheet, students answer 12 questions about electricity, about the magnetic fields in given diagrams, about the right-hand rule and about electric current and voltage in magnetic...

In this non countables worksheet, students match the word on the left with its pair on the right. Students complete 8 matches total on this worksheet.

For this online interactive American inventors worksheet, students respond to 10 fill in the blank and multiple choice questions regarding the information included in the provided paragraph.

In this online interactive American inventors worksheet, students read a brief selection and respond to 10 fill in the blank and multiple choice questions.

In this online interactive American inventors activity, students read a brief selection and respond to 10 fill in the blank and multiple choice questions.

In this inventors on-line activity, students read short passages about the nineteenth century American inventors Thomas Edison, Benjamin Franklin, and Alexander Graham Bell. They answer 5 fill in the blank and answer 5 multiple choice...

In this grammar learning exercise, learners read the definition and an example of idioms or cultural sayings. They work on-line to match 14 idioms with their true meanings.

In this ancient history worksheet, students complete multiple choice questions about Cleopatra, the Great Wall of China, and more. Students complete 4 questions total.

In this Alexander the Great activity, students answer multiple choice questions about Alexander the Great and the time he lived. Students answer 12 questions total.

For this English idioms about weather worksheet, students interpret sayings about weather and complete sentences using them correctly.

In this online interactive Civil War worksheet, students respond to 15 multiple choice questions about the Battle of Chickamauga. Students may check their answers immediately

In this family instructional activity, students read the text about a family, fill in the chart describing the people, answer true or false questions, and more. Students complete 5 activities.

For this weather words worksheet, students complete a word search, crossword, fill in the blanks to sentences, and more using weather words. Students complete 4 activities.

In this beginning letters worksheet, students fill in the beginning letters to words in the sentences. Students complete 12 sentences total.

In this ESL weather worksheet, students fill in blanks in sentences with the correct weather related word Students may click on an answer button for immediate feedback.

For this online interactive reading comprehension worksheet, students respond to 5 multiple choice questions based on symbols All My Sons. Students may submit their answers to be scored on this timed quiz.

In this grade 4 language worksheet, 4th graders answer a set of 20 "basic" multiple choice questions. Answers may be submitted and checked on-line.