Calculator Batteries!

[stinkycheese]

Just working a problem when my display started to fade unless I pointed the solar cell at the window. Just a heads-up in case this wasn't on your exam-day checklist already!

 

[Adrenaline]

One of the many reasons I bought 2 of the same calculator. $15 is cheap insurance...

 

[Boomer01 PE]

Just bring a backup calculator.

 

[Capt Worley PE]

 

[BH_Cubed]

The Coke or the girl? LOL