CHALLENGE - Fill all boxes for a maximum score of 100%.
[1] Select either activity: Chemistry 1 or Chemistry 2.
[2] Tap [Show Definition] for the desired clue.
[3] Enter letters in the boxes to form the answers.
[4] Tap the OK button to verify each answer.
[5] Repeat steps 2-4 to complete all 7 definitions.
The pink boxes form the word for the Target Definition below.