初小組 Primary 1-3 | 邏輯之星2026數學挑戰賽 Logic Star Asia-Pacific Mathematics Championship 2026

Q1: Find the rule fill the missing number 找規律並填寫缺失的數字：1，4，9，16，（ __ ），36，49

A. 24

B. 25

C. 26

Q3: Jack has a 45-minute math lesson every afternoon after school. If it begins at 4:30 pm, at what time does it finish? 傑克每天放學後的下午都有一節 45 分鐘的數學課。若這堂課始於下午 4 點 30 分，則它將在何時結束？

A. 4:45

B. 4:55

C. 5:15

Q5: Jack sees a clock in the mirror, where it looks like this photo.What is the actual time? 傑克在鏡子裡看到一個時鐘如圖所示。請問實際時間是？

A. 5:10

B. 6:50

C. 7:10

Q7: Which of the following stories could match 以下哪個故事符合算式【14 − 7 + 9 = 16】?

A. Kate had 16 apples, she gave 14 to her sister, he ate 9 and had 7 left. 凱特有16個蘋果，她給了14個給妹妹，吃了9個，剩下7個

B. Kate had 14 apples, she ate 7 of them, then was given 9 more by her brother. She now has 16 apples. 凱特有14個蘋果，她吃了7個，她哥哥又給了她9個。她現在有16個蘋果

C. Kate ate 14 apples, took 7 from her brother, ate 9 more and had 16 left. 凱特吃了14個蘋果，從她哥哥那裡拿了7個，又吃了9個，剩下16個

Q9: 16 students need to cross a river. Only one boat is available which can carry max 4 people each time (include the rower). If students remain on the starting bank after each trip, 1 person must row back. What’s the minimum number of one-way crossings for all students to cross the river? 16 名學生條河，河邊僅有 1 艘小船，船每次最多可搭載 4 人（包含划船者），每次抵達對岸後若出發岸仍有未過河的學生，須有 1 人將船划回出發岸。要讓所有學生都順利抵達河對岸，最少需要多少次渡河？（以單程計算）

A. 4

B. 8

C. 9

Q2: How many cubes are there? (Including hidden cubes)圖中共有多少個立方體？(包含隱藏的方塊)

A. 9

B. 15

C. 16

Q4: There are 235 students. Each bus can fit 50 people. What is the least number of buses they need for all students excursion? 有235名學生。每輛巴士可容納50人。所有學生出遊至少需要多少輛巴士？

A. 3

B. 4

C. 5

Q6: Which of the following is closest to 1000 seconds? 以下哪個選項最接近1000秒？

A. 1 minute 1分鐘

B. 10 minutes 10分鐘

C. 15 minutes 15分鐘

Q8:How many squares are there ? 圖中有多少個正方形？

A. 16

B. 29

C. 30

Q10: A + B = 5，B + C = 6，A + C = 7. then ：A+B+C = (__)

A. 9

B. 10

C. 18