Recharging using PaypalClick on balance from your profile menu Click on "Add new points" button.....

Recharge the points balance with a Vlaby recharge cardFrom the account menu, click on “Balance” Clic.....

? What is Vlaby cupVlaby Cup is the prize you get when you finish 10 experiments.Each cup = ten poi.....

How to create an administrative account The administrative account is an account for the teache.....

؟How do I link my account to a teacher or school accountHello students on Flappy! Conducting experi.....

Isaac Newton(The apple incident)Thanks to the recognition of weight and his study to the world Newto.....

Galileo's thermometerThe history of the evolution of the thermometerThe first to create the&nbs.....

Temperature is the amount of thermal energy that the body stores inside it and the temperature is on.....