This site has limited support for your browser. We recommend switching to Edge, Chrome, Safari, or Firefox.

Order by Dec 8 (within US) for the best chance for your order to arrive by Dec 24 - Due to the ongoing Canada Post strike, shipments to Canada may experience delays. Learn more here!

Cart 0

Congratulations! Your order qualifies for free shipping You are $100 away from free standard shipping for US orders.
No more products available for purchase

Products
Pair with
Subtotal Free
Shipping, taxes, and discount codes are calculated at checkout

Your cart is empty. Keep exploring!

Teal square with a music note in the center and six energy bolts surrounding the square - from Vi Hart

Chromatic Challenge - Bass Clef

Free
Item is in stock Hurry! Low inventory Item is out of stock Item is unavailable
Download includes two sheets of music.

Download includes two sheets of music.

Free standard domestic shipping on orders over $100

6 Month Return Policy

You may also like:

[{"variant_id":"39699725811787" , "metafield_value":""}]

Chromatic Challenge - Bass Clef

Free

ABOUT THE CREATOR

Vi Hart

Vi Hart is a mathemusician and composer known for popularizing the beauty and joy of mathematics through work such as Twelve Tones, Doodling in Math Class, Hexaflexagons, and Parable of the Polygons. Hart has been featured in the New York Times, NPR, Salon, Wired, and New Scientist, and is a recipient of the JPBM Communications Award.