This study aims to improve the ability of children to recognize numbers 1-10 in group A TK Sinar Kasih Sangup, Kecamatan Tamansari, Kabupaten Boyolali. This research uses Classroom Action Research (CAR). The research subjects in group A of Sinar Kasih Sangup Kindergarten were 10 children consisting of 6 girls and 4 boys. Data collection techniques in this study are observation and documentation. The data analysis technique used descriptive analysis. The results of this study indicate an increase in children's ability to recognize numbers 1-10 through varied play activities with loose part media, namely in the pre-cycle the ability of children to recognize numbers 1-10 is only 20%, at the first cycle meeting children's ability to recognize numbers 1-10 increases to 40%, in cycle 2 the child's ability to recognize numbers 1-10 increased to 60%, and in cycle 3 the child's ability to recognize numbers 1-10 increased to 80%. The indicator used in this study is that children are able to recognize numbers 1-10. The conclusion of this study is that children are able to recognize numbers 1-10 with varied play activities with loose part media.

The purpose of this study was to describe the increased activity and learning achievement of Pantun using environmental media in Grade IV students of SD Negeri 1 Sukabumi Indah TP 2019/2020. The method used in this research is Classroom Action Research (CAR) through 3 cycles and 3 meetings in each cycle. The research subjects were Grade IV Semester 1 students at SDN 1 Sukabumi Indah Bandar Lampung for the 2019/2020 academic year. which totaled 30 students. The data were obtained from the record of the observer's observation sheet on the learning process planned by the researcher, the observation sheet of learning activities and the test sheet to determine learning achievement and the observer's observation of the learning carried out by the researcher. Based on the findings and results of the discussion, the use of environmental media can increase activity and achievement in learning to write rhymes for Class IV Semester 1 students at SDN 1 Sukabumi Indah Bandar Lampung TP 2019/2020.