Sound waves move through different mediums at different speeds, but why is this? What factors affect the speed of sound? Physics - Waves - Learning Points. Speed of sound depends on many different factors. Temperature, elasticity and...

We make slime using borax, water and food colouring. The slime is a non-Newtonian liquid. A non-Newtonian liquid can behave like a liquid or a solid depending on the pressure applied to it. Chemistry - Atoms And Bonding - Learning...

Indian governments have implemented different policies to try to curb the country's growing population. Which has been most successful and why? Human Geography - A Changing World - Learning Points. India's population is one of the...

What is it? ... It's a hot spring geyser!
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Material processes - Solids, liquids and gases - Characteri
s

tics of water


A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to...

What is it? ... It's the surface of a bubble!
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Material processes - Solids, liquids and


gases - Gases


A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The...

Six processes are shown on screen ... can you spot the ones that involve a change of state?
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Material processes - Solids, liquids and gases - Ch
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nges of state />

Learning Points
The state of...

Find out how and why some solid substances are able to flow.
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Material processes - Solids, liquids and
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ases - Solids />

Learning Points
An avalanche is a fast


moving flow of solid snow and...

Erupting volcanoes are a captivating example of materials changing state.
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Material processes - Solids, liquids and gases - Ch
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nges of state />

Learning Points
Molten


rock underground is...

Discover that heat energy can turn a solid metal into liquid.
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Physical processes - Energy and energy transfer - Heat a
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d temperature />

Learning Points
Heat energy always trav
e

ls from a...

What's the difference between climate and weather?
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People and places -Physical geogr
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phy - Climate />

Learning Points
Climate refers to the average weather condi
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ions in a region over...

Materials change state all the time, but how and why?
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Material processes - Solids, liquids and gases - Ch
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nges of state />

Learning Points
Melting is the cha
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ge of state from solid to...

Discover how Omaha Talons Academy is transforming Nebraska into a hub for South Sudanese basketball talent, led by visionary Koang Doluony.

Timeline of US History

Learn about Robert E. Lee, the skilled Confederate general of the American Civil War.

In this lesson we’ll go over tips for speaking English. Specifically I’ll teach you how to talk about presidential elections in the US. Speaking English like a native speaker is a challenge but you can do it! The best approach is to...

Learn about the growth of Greenwood, a thriving Black community in Tulsa, Oklahoma, led by pioneers like J.B. Stradford and O.W. Gurley. Discover how Black Wall Street became a symbol of economic success and independence, drawing...

Learn how the California Gold Rush transformed the region while revealing deep racial injustices. Explore the violent displacement of Native Americans, the impact of the Foreign Miners' Tax on Chinese and Hispanic miners, and how white...

Explore the lasting impact of the 1921 Tulsa Race Massacre on Greenwood and how its legacy continues to shape Tulsa today. Learn about efforts for reconciliation, the creation of Reconciliation Park, and the recognition of this tragic...

Explore the post-war achievements of Robert Smalls, from serving the Freedmen's Bureau to shaping political change during Reconstruction. Learn about his contributions to public transportation integration, his role in founding the...

This video covers the key events of the Civil War and the challenges of the Reconstruction Era. Learn about the impact of the Emancipation Proclamation, the differing approaches to reunifying the Union, and the struggles faced by...

This video explores the life and achievements of Hiram Revels, the first Black person to serve in the U.S. Congress. Learn about his journey from a free-born pastor to a Civil War chaplain and political leader in Mississippi, and his...

Explore the rich history behind the artifacts used in King Charles III's coronation ceremony, from the legendary Stone of Destiny to the Sovereign's Orb and the royal crowns. Learn about the deep symbolism and traditions that have been...

Explore the life of Thurgood Marshall, the first Black Supreme Court Justice. Learn about his legal battles, including the landmark Brown v. Board of Education case, and how his dedication to civil rights shaped American...

Discover how cobalt powers the rechargeable batteries in our smartphones, laptops, and electric vehicles. Learn about California's shift towards electric vehicles and the growing demand for cobalt in EV production. Explore the human...