Students will build their "ball and stick models" of compounds using marshmallows and toothpicks, identify the elements, quantity of elements and quantity of atoms. Students will follow clear instructions to insert pictures of their models into their digital worksheet for easy grading and/or formative assessment. Directions and student's digital worksheets are all 100% editable to meet the needs of your class or specific students, delete, add or modify as needed. NGSS MS-PS1-1 Materials you ne