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March 2022

Two pieces of delicious rocky road artfully stacked on top of one another.

How Full is Choc-full? A delicious activity from Puzzles and Projects

Make yummy rocky road chocolate while learning about packing density maths in this delicious hands-on activity from Puzzles and Projects.

Author Robin Hansen sitting at desk and smiling surrounded by books and gemstone specimens

Gemstones: Discover the rare and valuable with Robin Hansen

In her book Gemstones: A Concise Reference Guide author Robin Hansen shares dazzling insights into the world’s known types of gemstones, exploring their unique beauty, rarity and durability.

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