Sherry Willis found night-zookeeper:

• Significantly improves teaching efficiency and productivity“Students enjoy writing. I have students grow as writers.”
• Significantly improves behaviour or wellbeing“My students love to use this program in center time.”
• Significantly improves attainment“Students make connections with classroom curriculum and the lessons on Night Zookeeper.”
• Significantly increases student collaboration“Students often help each other with lessons. They also enjoy the competition between classmates.”
• Significantly reduces attainment gap