Today is Friday, June 12^th, 2020.

Secret Codes

Can you open the safe by finding the rule and matching the letters?

#1: 2, 4, 6, 8, 10,___12____

The rule is plus 2.

+2=C

#2: 9, 8, 7, 6, 5, ___4____

The rule is minus 1.

-1=A

#3: 5, 10, 15, 20, 25, __30____

The rule is plus 5.

+5=T

So the secret code is C-A-T, cat.

Can you find the rule and tell us what comes next?

Spring comes next.

Can you find the rule and tell us what comes next?

Winter comes next.

Can you find the rule and tell us what comes next?

Water comes next.

教学目标：

1. 发现数学规律

2. 培养孩子的逻辑思维

课后：

1. 根据语音进行复习

2. 解答下面的规律题