Great Pacific Garbage Patch is 16 times bigger than previously estimated, study finds

A new study suggests that the Great Pacific Garbage Patch, an area spanning 1.6 million square kilometres, contains more than 79,000 tonnes of floating plastic — 16 times more than previous estimates.

Source: Great Pacific Garbage Patch is 16 times bigger than previously estimated, study finds

Cartesian Diver Design Challenge – Flinn Scientific Canada

Introduction

Cartesian divers are great toys that can be used to teach important science concepts. Several variations of Cartesian divers are on the market. Imagine that you and your classmates are members of a research and development team at a toy company and are challenged to design a new 7 Cartesian diver toy. Continue reading