From exciting experiments to high interest writing projects, our activity tubs have everything students need to investigate the solar system, rocks and soil, plants and insects in-depth! The tubs include 40 cards with engaging, standards-based activities covering 5 different curriculum areas: math, language, science, social studies and arts and crafts. You also get tons of ready-to-use materials for exploring concepts in-depth while each respective tub has its own additional materials appropriate for the different learning activities.