Examine the unique graphs coined broken-line graphs. Using the phase change of water for data, learners answer questions related to the temperature and energy at different times in the cycle of the phase change. Questions focus on the...

Water is the only molecule on Earth that can naturally exist in all three states of matter. The interactive simulation shows different molecules changing states of matter with the addition or removal of heat. Learners then see how...

View the moon changes from space while simultaneously experiencing the changes on Earth. A creative lesson allows pupils to view the big picture as they watch the orbit of the moon through a calendar period. At the same time, they see...