Labels:monitor | sky | tree OCR: Previous and Next Buttons Clicking these buttons will take you to the previous and next exercises within the current lesson Metal Sphere Click the sphere to get help on the exercises Options Button Click this button to access the Glossary: ob C the main screen turn the background sound music on or off: or quit program Instructions Button Click here for instruc tions on how to complete the exercise. Lessons Button Click this button to return to the lessons. Jesson Jessons
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