Popsicle Break-in
Standards: NGSS.SCIENCE 2-PS1-1
Your teacher has accidentally locked popsicles in the classroom, and the box is laying in the sun! The only one with the key is the custodian and he is at lunch. Lucky for your class, he has left clues in his room for moments like this. Hurry and solve the clues and unlock the door before the popsicles melt.