Stationery that gets you · MangoIllustrated

Girl math book sticker

Girl math book sticker - Main image
$2.76 $4 In stock

Category: Sticker

Money spent on books does not count, because books make you smarter, which makes it an investment. An opened purple book hand lettered with the rule, spine filed under girl math 101, stars on the back cover.

Durable waterproof and weatherproof vinyl. Built for laptops, water bottles, planners, and journals.

Illustrated by Katie Valentine, the artist and founder of MangoIllustrated — an independent illustrated stationery and gift brand for people who want products that actually feel like them. Designed and sold directly from the artist.

**Please note, color of the actual sticker may vary slightly due to the settings of the device you are viewing the listing on.

Before you pay

Check the method and total at checkout.

When it ships

Allow for processing time as well as the journey to you.

Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

View policy
If you need a refund

Keep your order number and contact the store to start.

Please contact us for the refund processing timeframe before returning an item.

View policy
Delivery costs

Review the cost for your destination and chosen service.

Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

View policy
Returning an item

Check the return conditions before sending anything back.

United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

View policy

Customer Reviews (4.6 / 5 · 5 reviews)

Sofia L. ★★★★★

Slapped this sticker on my laptop and it's already sparked three conversations with strangers about how book buying is basically smart saving. The gold lettering on the purple book stands out just enough without being too flashy.

Andrew ★★★★★

Bought this for my bullet journal and I’m still giggling every time I see the spine filed under "girl math 101". The stars on the back are a nice touch that makes it feel a bit magical.

Miles P. ★★★★★

The purple cover and hand-lettered rule really sell the joke—I laugh every time I open my notebook and see the stars on the back. It’s the perfect little reminder that my book haul is basically a retirement plan.