The easily understandable worksheets encourage students to explore and understand everyday phenomena. This involves observing, questioning, measuring, experimenting, and much more. This hands-on approach not only provides children with a lot of fun but also paves the way for fundamental scientific work. The exciting tasks are easy to understand and can be carried out with simple materials. The opportunity for self-assessment complements each worksheet. The topics presented correspond to selected curriculum content in science education from grade 1 onwards. All worksheets are excellently suited for independent work, as well as for learning in a classroom setting and in groups. They can also be used in preschool and special education settings.