Opening the iTunes Store.If iTunes doesn’t open, click the iTunes icon in your Dock or on your Windows desktop.Progress Indicator
Opening the iBooks Store.If iBooks doesn't open, click the iBooks app in your Dock.Progress Indicator

iTunes is the world's easiest way to organize and add to your digital media collection.

We are unable to find iTunes on your computer. To buy and download Lightning and thunder--“Knowledge Castle” Natural Science by ununbox, get iTunes now.

Do you already have iTunes? Click I Have iTunes to open it now.

I Have iTunes Free Download
iTunes for Mac + PC

Lightning and thunder--“Knowledge Castle” Natural Science

By ununbox

Open iTunes to buy and download apps.


Why is there lightning and thunder? Do you know what is lightning and what causes lightning and thunder?

What are DC and AC? Do children understand the positive and negative polarity of a battery? How to install a battery?

The "Lightning and Thunder” tells more about the natural phenomena of lightning and thunder, as well as AC and DC related knowledge, children can learn while playing interactive games.

★In the simulated natural electric discharge game, children can move the clouds and create collisions between the clouds with different charges, they will experience the magic of natural electric discharge, and understand various forms of discharge phenomena.

★ In the game of installing batteries, children can understand the principles of positive and negative polarities; connect wires to light bulbs; install batteries into the battery compartment of a remote control plane, and control the plane to fly across the mountains.

★Go to the museum, discover those great people and their contributions in electricity.

‣ "Lightning and thunder" Application Description:

The Knowledge of Lightening and thunder starts from the story of Benjamin Franklin flying a kite on a stormy day. In this story, children will learn the principles, forms and hazards of the lightning and thunder; The next popular story of Edison inventing the light bulb will introduce the characteristics of AC and the method to use dry batteries; Followed by the introduction of Nikola Tesla’s research to explain the knowledge of AC.


‣ Dubbed with native English and Chinese professional speakers.

‣ Orginal designed music matches the settings of every story, this will keep your children involved in the learning.

‣ You only need to purchase it once to install in all your iPhone, iPod touch and iPad; also will keep you updated when there are more and more interesting series coming.

‣ The iPhone version has rolling subtitles to save space .

‣ Welcome to the world of Knowledge Castle!

The Knowledge Castle is an interactive audio encyclopedia exclusively designed for kids by E-YOUNG UNUNBOX. The Knowledge Castle Encyclopedia provides children with a broad variety of knowledge, easy to read information, interest-oriented content, and most importantly, a lot of interactive games to keep your children involved in the lesson and make learning much more easy and fun. Let kids enjoy the exploration of our mysterious world by embarking on the Knowledge Castle journey of knowledge. All of us here at E-YOUNG UNUNBOX sincerely hope that children of all ages learn and have fun learning. The happiest thing for us is hearing children say “learning is so much fun”!




App Operation demo:




iPhone Screenshot 1
iPhone Screenshot 2
iPhone Screenshot 3
iPhone Screenshot 4
iPhone Screenshot 5
iPad Screenshot 1
iPad Screenshot 2
iPad Screenshot 3
iPad Screenshot 4
iPad Screenshot 5
Lightning and thunder--“Knowledge Castle” Natural Science
View In iTunes
This app is designed for both iPhone and iPad
  • USD 1.99
  • Category: Education
  • Released:
  • Version: 1.1
  • Size: 164 MB
  • Languages: English, Simplified Chinese
  • Developer:

Compatibility: Requires iOS 3.2 or later. Compatible with iPhone, iPad, and iPod touch.

Customer Ratings

We have not received enough ratings to display an average for the current version of this application.