Studies evaluating the graphics in science textbooks have recommended that teachers use eye-catching visuals to reinforce student learning objectives. Similarly, the "Next Generation Science Standards" (NGSS Lead States 2013) suggest that science teachers use visuals to teach English Language Learners (ELLs). However, little research has…

The internet abounds with free science education applications. But, on their own, these applications have limited capacity to teach students curricular concepts or skills. The author integrated several free web-based applications into a broader pedagogical approach called T-GEM, in which the teacher guides student investigations. In this article,…