Spark Studio is an AI-powered creative workspace for teachers, developed by IXL. It's designed to help teachers quickly generate new classroom materials, including lesson plans, activities, and assessments. It is included with an IXL license and is meant to streamline the process of creating engaging and personalized learning resources. 

Khanmigo is an AI-powered tool developed by Khan Academy to act as a personalized tutor for students and an assistant for teachers. It's designed to enhance learning and teaching experiences within the Khan Academy platform. For students, it provides guidance on various subjects, encourages critical thinking, and offers support with math, science, and humanities problems.

NotebookLM is a research and note-taking tool powered by Google's AI, specifically the Gemini 1.5 Pro model. It helps users synthesize information from various sources, including documents, web links, and videos, by summarizing, generating insights, and answering questions. Think of it as a personalized AI research assistant that helps you understand and interact with your information.