Summary: Counting with Beads: A counting activity using beads and yarn. Block Building Challenge: A spatial relations activity using blocks. Pattern Creation with Stickers: A pattern recognition activity using stickers. Measuring with Rulers: A measurement activity using rulers and various objects. Each activity includes a description, required materials, and learning objectives. All activities should be supervised by an adult for safety. Step-by-step explanation Approach to solving the question: Here, we will answer the given question in detail. Detailed explanation: I can suggest four activities that can be used in a play-based manner for children aged 5-7 years. Each activity aligns with one of the four mathematical content areas you mentioned. Counting and Operations Title: Counting with Beads Age Group: 5-7 years Description: Children string beads onto a piece of yarn, counting the number of beads as they go. This activity helps children practice counting and basic addition and subtraction. Materials Required: Beads, yarn Learning Objectives: Counting, addition, subtraction Spatial Relations Title: Block Building Challenge Age Group: 5-7 years Description: Children are given a set of blocks and asked to build a specific structure. This activity helps children understand spatial relationships and shapes. Materials Required: Blocks Learning Objectives: Understanding of shapes,