Stomach Chemistry

Sugar crystal growth is observed as an example of physical change and cabbage juice pH indicator is used to demonstrate chemical change. The crystal growth is tracked over five days. The cabbage juice experiment is involved and can also...

Looking for a terrific chemistry instructional activity for your 5th graders? This one could be for you! After a teacher-led demonstration, learners are broken up into groups and perform an experiment using cabbage juice, water, window...

In this physical and chemical changes instructional activity, learners use the picture cards to record the differences between physical and chemical changes of the items on the cards. Students complete this for 18 cards.

Give your charges a charge with this clip on chemical reactions! Bill initiates some pretty flashy chemical reactions that you most likely won't be doing in your classroom. When you are teaching the difference between physical and...

Poor Sam! His graham crackers have undergone a physical change, so he can't make his s'mores! Mia explains that their molecules haven't changed, therefore they are still graham crackers. The two teens then discuss clues that would...

A simple assignment that reviews physical and chemical changes with your physical science pupils. They fill in the blanks in a paragraph about each. In addition, they list three examples of each. Without a word bank, it may prove...

Engaging hands-on science lessons for grades 2-6 on chemical and physical changes.

Thinking back to the last time you taught a lesson on chemical changes ... was there no reaction? Check out an explosive video to put some spark back in your instruction! The narrator of the video guides you through the...

Fifth graders explore physical and chemical changes. They prepare a demonstration in which they perform an example of either a physical change or a chemical reaction.

Twenty changes have occurred today, and Dr. Sparks needs help sorting them out! First-time physical science fans simply decide whether each represents a physical or a chemical change. The handout would make a useful quiz or review...