When preschool teacher Leslie McCollom created the Preschool Gems Twitter feed, it was because precious jewels were slipping through her fingers every day. Jewe

The colourful rocks you explore with this kit will open up the world of earth science and geology! Kick-start your very own rock collection with the 36 stones.

Tired of seeing the same careers foisted upon women in TV, movies and magazines? Chemical engineer Stephanie Espy, a graduate of MIT, UC Berkeley and Emory Univ

Written by a respected science educator and advocate for women and girls in STEM fields, this one-stop resource provides a rich overview of efforts to provide w

"Learn to combine precious gemstones and wire-wrapping techniques to create, beautiful, wearable works of art"--From publisher description.