Youngsters compare the heat-holding abilities of three different cans by insulating two with different materials and measuring the temperature change of hot water over a 20-minute period. 

Don't melt away! Pairs investigate different insulation materials to determine which one is better than the others. Using a low-temp heat plate, the teams insulate an ice cube from the heat source with a variety of substances. They...

In this conductors and insulators worksheet, students answer 11 questions about electrical resistance, conductance, gauge scale, and breakdown voltage.

You've got the power! With this physics midterm, you have the power to assess learners' grasp of electricity concepts. The exam is neatly formatted and provides a variety of question types: true or false, multiple choice, and problem...

Why do some materials feel cool to the touch, but not others? Learn about thermal conductors and thermal insulators with a fun science experiment. First, kids read the results of an experiment with spoons and hot water. They then try...

For this reading worksheet, students complete several paragraphs about dolphins by filling in the word that best completes the sentence. Thirteen words are included to complete the paragraphs.

From windows that tint themselves to OLED technology, electrochromic polymers are redefining our ideas about conducting materials! Introduce your chemistry class to the emerging trend with an exciting lab activity. Budding materials...

In this science worksheet, learners identify and locate various science related vocabulary terms. There are 21 words located in the puzzle.

My friend told me how electricity is measured and I was like Watt! In the hands-on activity, learners explore electricity by building circuits, both parallel and series. They also determine how increasing the number of light bulbs and...

In this sentence completion worksheet, students read the sentences and select the best word or words to complete the 12 sentences.

In this penguin home word search worksheet, students search for 36 words that relate to where penguins live. They find words that are located in a word bank that is to the right of the puzzle.

In this science and spelling instructional activity, students circle the misspelled word in each of 12 sentences. They write the correct spelling on the blank line at the end of each sentence.

In this electrical circuit activity, students answer 5 open ended questions about the design and safety of an AC-DC power supply.

In this physics learning exercise, students design an electric power supply and answer 5 short answer questions about it. They explain the functions of the different circuit components.

In this grade 4 science test worksheet, 4th graders complete a 30 question multiple choice quiz covering a variety of grade 4 concepts. 

In 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...

In this science instructional activity, 4th graders take a multiple choice quiz about the weather, moon, electricity, and more. Students complete 15 questions total.