Showing titles in How Things Work

Nuclear weapon bunkers keep the world's dangerous nuclear weapons safe. Guards, electronic security systems, and barriers protect the bunkers. Learn more about these high-security places!

How can important information and valuable items be kept safe as years pass? Many of these items are stored in underground vaults, including recordings and photos from U.S. history, important documents, and more. Locks, guards, secret passwords, and technology all play a part in the protection of the items.

The wheel was invented more than 5,000 years ago, and it has brought some awesome vehicles our way. But this invention isn't done giving! Take a tour of some of the most unique and fascinating vehicles around.

Streaming puts a world of options at your fingertips when you’re at home and, with a smartphone or tablet, when you're on the go. Find out how streaming was invented, how it works, and what the future might hold for this part of a high-tech life.

Did you ride a bike today? Then you’ve used wheels and axles! These simple machines are all around. Take a listen and discover 13 different ways we use wheels and axles.

Searching for easy engineering projects for your makerspace? You've come to the right place! From winches and gears to bridges and marble runs, these 10-minute STEM projects will have kids making in no time!

Do you know where your clothes come from? Learn about the processes of making certain materials that are used in clothing! Guess what plant or animal that rubber boots come from? What material is made from plastic bottles? You’ll be surprised to learn how the clothes you wear everyday are manufactured!

Have you ever wondered how buildings are created? Architects have to use lots of different shapes in order to build a structure. Many geometric shapes are needed to create building designs. Can you find the different shapes in historical landmarks from all over the world?

Have you ever seen a bird nest? Birds make all kinds of different nests! Nests are made from lots of different kinds of materials and are shaped differently. Learn about the different kinds of nests that are made by different species of birds!

What would we do without wheels? We use wheels for all kinds of things, including transportation. Learn about alternatives for transportation other than the wheel! Do you use any of these different ways of moving around?

Have you ever wondered how big cities are created? Learn how small towns start with just a few houses and farms, and then grow into large cities with many roads, buses, and skyscrapers! See how cities grow and change throughout history by the growing population of people living, working and shopping among each other.

Ada wants to win a prize one day for her inventions. She has many ideas. When it’s time to clean up her blocks, Ada has a great idea to make clean-up time easier. Ada thinks to use her father’s old socks to invent a way to stay on her two feet on an icy day! Ada’s ideas to recycle old things makes her a great inventor!

What does a light bulb require to burn bright? What happens when a light bulb burns out? Discover how filament, made of one of the heaviest metals, a mixture of two gases, a 60-watt light bulb, and electric currents make this bright idea more than just a bright light! The amazing science behind the light bulb awaits you!

Many inventors throughout history have built cars. Some tried powering their machines with steam, others tried modeling their designs on horse-drawn carriages, and one even found a way to make the car work on land and sea!

Auto racing is all about aerodynamics. Racecars use two different forces, lift and drag, to fly around the track. Find out how the cars use these forces, and then “fly” your own racecar with a fun experiment!

Have you ever wondered how tall and long bridges are built? Learn about three different bridges and try the activities to learn about how strong bridges, like the Golden Gate Bridge, are made.

A réplica da tocha olímpica sumiu! E agora?! No episódio de hoje de Clube dos Perguntadores, o detetive-explorador Nico Vera vai ter que investigar esse roubo! Junto com seus novos amigos, Hermes e Thaleia, Nico leva o público a mergulhar na história dos jogos olímpicos e a tentar desvendar esse mistério. Prepare-se para uma jornada irada neste episódio de Clube dos Perguntadores, uma série de ciências e curiosidades com humor, criada pela NarraKids e especialmente adaptada para crianças!

Já pensou como seria entrar em um jogo de videogame? Nesse episódio, o detetive-explorador Nico é teletransportado para dentro de um jogo em desenvolvimento, onde conhece Jujuba, a personagem principal do jogo. Juntos, eles desvendam os segredos e desafios da criação de um videogame, enfrentando obstáculos surpreendentes! Prepare-se para uma jornada irada neste episódio de Clube dos Perguntadores, uma série de ciências e curiosidades com humor, criada pela NarraKids e especialmente adaptada para crianças!

Afinal, o que será essa Inteligência Artificial de que todo mundo está falando? O detetive-explorador Nico Vera enfrenta um desafio único: ele é teletransportado para dentro do próprio computador para descobrir a resposta para essa pergunta. Quer descobrir o que é a IA e como ela funciona? Então prepare-se para uma jornada irada neste episódio de Clube dos Perguntadores, uma série de ciências e curiosidades com humor, criada pela NarraKids e especialmente adaptada para crianças!

O que acontece na sua mente enquanto você dorme? O detetive-explorador Nico Vera se lança em uma aventura inédita para descobrir o mundo dos sonhos! Uma jornada repleta de cenários fantásticos e desafios surpreendentes! Prepare-se para uma jornada irada neste episódio de Clube dos Perguntadores, uma série de ciências e curiosidades com humor, criada pela NarraKids e especialmente adaptada para crianças! Com uma paisagem sonora envolvente e efeitos imersivos, cada detalhe dessa narrativa ganha vida para enriquecer sua experiência.