Listen in as Mia and Sam expound on sound. It is caused by vibrations and travels in waves. It has the qualities of pitch, frequency, and volume. This hip animation displays a graph to depict the frequency and amplitude of sound waves....

Zoe and RJ are trying to photograph an egret on a lake, but they are having trouble with the lighting. Reflection, refraction, and absorption are explored through their thoughtful dialogue so that your physical scientists are illuminated...

Let there be light in your classroom with a video that explains that light travels in waves, the electromagnetic spectrum contains seven colors, and the color of an object depends on which light waves it reflects and absorbs. With...

Why did the waves get into a fight? They were tired of each other's interference. Scholars observe the wave patterns from dripping water, sound waves, and light waves. They vary the spacing, build barriers, and increase the number...

Raise the temperature in your class with this hot film! Cartoon teens discuss thermal energy, the conservation and transfer of energy, three methods of heat transfer, conductors, and insulators. The publisher effectively packed every...

Shock your physical science class using this video to teach the basics of static electricity. Electricity is defined,and electrons are differentiated from protons on an atom model. The use of hydropower and wind are explained as ways of...

Use this slide show to introduce your class to some of our most useful natural resources. The text beneath the photographs differentiates between renewable and non-renewable resources. The need for conservation of resources and human...

Six simple images pull your class into magnets. Most of the pictures show magnetic fields as revealed by iron filings. Concepts are explained in print along the bottom of each slide and include magnetic force, force fields, poles,...

Eight slides introduce viewers to the wonders and woes of fossil fuels. How are they formed? How do we use them? How do they harm the environment? And how can we conserve? All of these thoughts are briefly touched upon. In addition to...

Fireflies are more than just mobile twinkle lights. An online interactive lesson teaches individuals about the light patterns fireflies use to communicate with each other. After they practice the patterns themselves, they could be...

In 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...

In this comparatives and superlatives worksheet, students read about how to form and use comparatives and superlatives. Students then click "continue with exercises" at the bottom of the page to complete 10 multiple choice questions on...

In this families, holidays, and the United States activity, students fill in the blanks to sentences about families, holidays, and the United States. Students complete 10 multiple choice questions.

A single slide introduces each of the following renewable energy sources: hydroelectric, wind, geothermal, solar, tidal, and biomass. This provides a succinct overview that you can use as a visual aid when you first introduce alternative...

Set to upbeat instrumental background music, eight slides present pictures of electrical wires, batteries, and appliances, Each slide is accompanied by a few sentences that introduce viewers to concepts related to current electricity....

Remembering geography is a tiring and tedious task to many scholars. Change it up by assigning the map quiz game. Elementary and middle schoolers alike test their knowledge and compete with the clock to match as many countries as...

There is a scallop that relies on sight so much that it actually has more than 100 eyes! There are many species that rely heavily on one sense or another. An online interactive resource has youth read about several of these animals. The...

In this electrical circuit worksheet, students answer a series of 11 open-ended questions about BJT amplifiers and how to troubleshoot these circuits. This worksheet is printable and the answers are revealed online.

In this AC waveforms worksheet, students answer ten questions about AC voltage, frequencies of waveforms and they interpret diagrams of AC voltage.

In this online electricity worksheet, students are asked 10 questions about electric current and battery energy, an online answer key provided.

Consider this online interactive activity as a way to practice the names that often accompany human anatomy, such as the crown of the head and the roof of the mouth. Learners select an anatomy word with a double meaning from a drop-down...

In this online interactive English skills worksheet, students respond to 20 multiple choice questions that require them to select the appropriate words to complete the idioms. Answers are scored immediately.

In this interactive sentence completion worksheet, 2nd graders complete 15 sentences by selecting the appropriate word from the drop-down menu.

In this earthquake exploration worksheet, students complete 3 prior knowledge questions, then use "Energy Conversions Gizmo" to conduct several activities, completing short answer questions when finished.