"My love for you is exponential." Card with matching envelope for $5.00 from Etsy shop FatBunnyPress.
How fun would this be to slip into Hubby's Jacket pocket before he goes into work so that he finds it during the day?!?! Except add a "Would you" to the top.... and a "Tonight...." under the "you turn me on....." lol!
Fun with Dopamine card
Valentine's Day Card, Valentine Card, Anniversary Card, I Love You Card, Geek Card, Science Beaker
Nerdy Valentines Card Anniversary Card Love Card You by witsicle on Etsy, $4.00
Letterpress Love Note Electric Field Charge
Reasons Why I love you card Love card any by LissaLooStationery, $4.00
Nerd Love Card Love Equation by 4four on Etsy, $4.00