Might do this for Libbys science fair project.Blow up a Balloon with Yeast. As the yeast eats the sugar, it releases a gas called carbon dioxide. The gas fills the bottle and then fills the balloon as more gas is created.
This is a good video on HOW to take notes based on the Cornell note taking system. It's made by a biology teacher, but the system can be used for any class when taking notes on class, reading text, or watching a video that you need to take notes on.
The Kingdom Taxonomic Card Sort Manipulative (science) serves as a quick formative assessment over the 6 Kingdoms. Depending on how you integrate it into your lesson, the activity should take no more than 10 minutes max.
Phylogenetic Tree of Life -The OpenLearn site used to offer this phylogenetic chart in the shape of a tree as a free poster, but no more. They do have an online version of this same illustration, expandable and with links and an explanatory guide.
Why do we have blood types?: More than a century after their discovery, we still don’t really know what blood types are for. Do they really matter? Carl Zimmer investigates [Blood illustration by Elena Boils]