MENTAL MATH
SIMPLE PRESENT
SIMPLE PAST
Grammar
WORLD KNOWLEDGE
100

59+20

79

100

I / soccer 

I play soccer. 

100

I / run 

I ran _______. 

100

What’s the meaning of the prefix “re”

Do something again 

100

Mention a contribution of maya. 

The number zero

200

60+30-20=

70

200

They / write

They write ________. 

200

They / jump

They jumped________. 

200

What’s the meaning of suffix “er” 

More

200

Mention a right of the children

To eat

Have family

Go to school

Get information 

300

5x3x4=

60