A school of fish

We talked about semi-permeable membranes and how nutrients, oxygen, and other things pass from the capillaries to the cells, or the alveo...

Not sure there is much to say about this. We made heart cookies. The little kids just used regular-shaped hearts and frosted them in sect...

After we did the blood typing activity we quickly smeared some of that nice blood onto a microscope slide so we could look at it! We have...

You know what's really fun? Testing your blood to find out what type it is. I already knew my blood type, but I wanted to do this act...