This is a comprehensive Grade 1 addition resource focusing on understanding teen numbers (11-19) as a complete 10 and some more. The pack includes 6 different activities, each with a friendly robot guide who models the thinking process. Activities use concrete manipulatives (ten frames, dice, sticks, cubes), pictorial representations (cherry diagrams, bar models), and visual number lines to scaffold understanding. Students engage with matching activities, completing equations, drawing representa