A Google user
★★★★★
"I`m positively charged with excitement when using this shockingly awesome app!"
A Google user
★★★★★
"Excellent teaching tool"
Version: 1.01
A Google user
★★★★★
"I found this app shockingly informative. It planted a firm idea of power management in my mind."
Version: 1.01
A Google user
★★★★★
"Very simple and easy to use."
A Google user
★
"It`s just an interactive textbook about using energy. NOT A GAME"