moving target
1. Try to combine the number 1-6 into six different times and arrange them into six different numbers.
2. Be able to use your brain actively, build confidence in solving difficulties and experience the happiness of success.
Activities to be prepared
1, a magnetic plate (6 rows, 5 rubber bands).
2. Six different kinds of small dinosaur heads (with magnets on the back).
3. Partial magnetic number 1-6.
Activity process
(1) residential telephone number.
1. Let each child talk about their home phone number and the teacher's record. By comparing their home phone numbers, we can find the relationship between numbers. )
2. What are the characteristics of these figures? (all start with 5 or 6; There are eight numbers) What are these numbers made of? Is the phone number of every household the same (consisting of numbers from 0 to 9)? The telephone number of each home is different, and there are the same part numbers according to the address and area of the home. )
(2) Install a telephone for dinosaurs
1. Show the magnetic board with dinosaur head, and ask for activities.
Dinosaur Park will install telephones for dinosaurs' homes. Please design a six-digit telephone number for dinosaurs.
2. Display the number 1-6 and put forward the design requirements:
Six digits, one number cannot be less, and one number cannot be added; Six numbers cannot be repeated; One number for each family and six numbers for six families cannot be the same.
3. Little designer
Children combine six numbers into six different telephone numbers on the magnetic board as required and record them.
(3) Children communicate in different ways.
Let 2-3 children show their records and check whether they have completed as required.
(Requirements: six figures; The number of each family should use six digits; Can't lose a number, can't lose a number; Six numbers cannot be repeated; One family size one, six families size six, different)
Please introduce the children who do it quickly, and why they can do it right and fast.