April 5, 2023April 5, 2023 Doubles Trouble: Sarah and Max’s Challenge to Master Numbers Up to 10! At the crack of dawn, as the sun rose over the hills, Sarah and Max were already up and about. They were two bright-eyed and bushy-tailed siblings who loved nothing more than a good challenge. Today, they had a mission: to learn the doubles of all numbers up to 10. Sarah, the older of the two, was a natural math whiz. She loved solving puzzles and cracking codes, and she always had a trick up her sleeve. Max, on the other hand, was a little more impulsive. He loved jumping into things headfirst, without thinking too much about the consequences. As they sat down at the kitchen table, Sarah pulled out a deck of cards. Each card had a number on it, from 1 to 10. “Let’s play a game,” she said. “We’ll take turns picking a card, and we have to say the double of that number.” Max grinned. “Piece of cake,” he said, and picked the first card. It was a 3. “Six!” he shouted triumphantly. Sarah nodded, impressed. Max was off to a good start. Next up was Sarah. She picked a 5. “Ten,” she said calmly. Max looked a little nervous now. He had to step up his game. But then he picked a 2, and he got stuck. He knew that the double of 2 was 4, but for some reason, he couldn’t remember. Sarah gave him a little nudge. “Come on, Max, you got this,” she said. Finally, Max blurted out, “Four!” and breathed a sigh of relief. Sarah picked up the pace, rattling off doubles left and right. Max struggled a little, but with Sarah’s help, he managed to keep up. As they played, they noticed something interesting. The doubles were all even numbers, and they always ended in either 0, 2, 4, 6, or 8. It was like a pattern, or a code, that they could crack. By the end of the game, they had learned all the doubles up to 10, and they felt proud of themselves. They had tackled a new challenge, and they had done it together. As they headed out the door to start their day, Sarah turned to Max and said, “Hey, let’s try another game tomorrow. Maybe we can learn the squares of all the numbers up to 10!” Max grinned. “You’re on,” he said. And so, the two siblings continued their quest for knowledge, one game at a time, always pushing each other to be their best selves. Mathematical concept in the story The mathematical concept in the story is the doubles of numbers up to 10. Doubling a number means adding the same number to itself. For example, the double of 3 is 6, because 3+3=6. By learning the doubles of numbers, children can develop their basic arithmetic skills and mental math abilities, which are essential for solving more complex math problems. They can also develop an understanding of patterns and relationships in numbers, which can help them make connections between different mathematical concepts. In the story, Sarah and Max play a game to learn the doubles of numbers up to 10, and in doing so, they practice their math skills while having fun. Primary