National Museum of Mathematics shared by @onthegrid says: ""Even if you hated math in school, a trip to MoMath is the formula for a good time. This museum is targeted towards kids age 9-13, but the fun is great for all ages. MoMath has two stories filled with geometric and pattern games, 3-D printing modules and so much more. Now if only trigonometry class was this fun..."" on Postcard