Valentine’s day is nearly upon us, and as our thoughts turn to matters of the heart, here’s a stack of useful links to resources all about the heart and circulatory system. Make an Edible Blood Model: Here’s a fun idea to make a model of blood from...
Lungs and Breathing Every cell in the body carries out a process called respiration in order to release the energy it needs to function. Aerobic respiration requires oxygen and produces the waste gas carbon dioxide, so we need to breathe in and out in order to get the...
