NPR's Ailsa Chang speaks to mathematician Eugenia Cheng about the Pascaline -- a 17th-century invention credited as the first mechanical calculator.

Paste Magazine is your source for the best music, movies, TV, comedy, videogames, books, comics, craft beer, politics and ...

About 30cm (12 inch) 24 gauge (wire diameter 0.5mm): About 10cm (4 inch) abacus crystal beads 6mm and 4mm Replayed from video: (23/7/2022) China paper Fan | folding hand fan | Pendant | crystal beads ...

Ring with sparkling crystal beads - diy wire jewelry 170. You can flexibly change the material to suit the material you have. Change the number of beads, bead size, and color to create your own ...

The Toy Insider released its 20th Holiday Gift Guide, highlighting the best toys, games, and gifts of 2025. It features three lists: the Hot 20, most sought-after toys; the STEM 10, top educational ...

Milestone Guide with Nearly 400 Vetted Products Includes 175+ Toys & Games Under $25, with Coveted Hot 20, STEM 10 & 12 Under ...