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PALS is an on-line, standards-based, continually updated resource bank of science performance assessment tasks indexed via the National Science Education Standards (NSES) and various other standards frameworks. Take the guided tour to become familiar with PALS.

NASA's PDF Guide to Rocket Science

"Mindmapping is a very serious and well researched subject, or art … or something . Whatever it is a map of the mind is definately something to be valued and this 'instructionalicious' guide is no exception. Allow this infographic to simultaneously blow and map your mind."

Here is a stockpile of free articles from past issues of ChemMatters and the teacher's guides that accompany them. These would be a great supplemental resources for chemistry and physical science teachers.

This article will take you through the golden rules of drawing graphs, applicable to all exam boards, all situations, all the time. They are even up on my classroom wall as my 'Tips for the Top'

resource to use when reading news articles about science

"Science is amazing, but science reporting can be confusing at times and misleading at worst. The folks at Compound Interest put together this reference graphic that will help you pick out good articles from bad ones, and help you qualify the impact of the study you're reading"

Self-guided presentation about electricity with slides, web exploration, activities and more.

Step by step comparison interactive guide between mitosis and meiosis

NOVA animation comparing mitosis and meiosis.  Also includes brief explanations of what happens in developing egg cells versus sperm.

"Most of the time, when a cell in our bodies divides, each new cell carries a complete set of chromosomes. The cells involved with human reproduction, however, carry only half after division occurs. In this step-by-step explanation, learn about mitosis and meiosis, the two types of cell division."

"Get ready for the spectacular sight of an annular or partial solar eclipse over Australia this Friday morning. Ian Musgrave shares his tips on what you'll see where you live, and how to see it safely."