Liam Murphy found night-zookeeper:

• Moderately improves teaching efficiency and productivity“The writing text type lessons allow follow up writing opportunities to the writing done in English lessons. ”
• Slightly improves behaviour or wellbeing“Children's behaviour is generally very good. The children do find the website and its contents very engaging. ”
• Moderately improves attainment“The more children write, the better writers they become. This is an engaging place from them to try our and refine their writing skills. ”
• Slightly increases student collaboration“Students read each other's work and leave comments. For in-the-moment collaboration, we use G Suite. ”
• Slightly reduces attainment gap“Have no evidence of this. ”