In honor of National Pi Day, these are for that friend who likes pi more than pie.
Math Formulas Tie
Filled top to bottom with numbers, symbols, and mathematical equations, this tie is the ultimate math-lover's accessory. We bet they'll feel smarter just by getting suited up.
To buy: $49, uncommongoods.com.
This dish features an elegant numerical design, making it the perfect Pi Day gift for the math whiz in your life. It can be used as a salad bowl, a serving bowl, or to hold apples for a pi(e).
To buy: $98, uncommongoods.com.
Blackboard Math Wall Clock
This wall clock makes a great office accessory, and co-workers will be convinced the numbers have been drawn in with chalk. The best part? The answer to each equation matches its corresponding time.
To buy: $25, cafepress.com.
Each of these Old Fashioned glasses features equivalent mathematical constants alongside standard ounces. They'll want to reach for one of these as they're cracking a particularly tough formula.
To buy: $38 for set of 4, uncommongoods.com.