Material Changes
Play the role of detective while completing challenges in a range of fun science games and activities for kids.
Use your knowledge of reversible and irreversible changes to help track down the crystal before it's too late! Use a range of different tools to dissolve paint, burn paper, melt ice, freeze water and make other material changes while thinking about which are reversible and which are irreversible. Hide the clues when you've finished and have fun saving the day!
