Make yourself a time table to make sure that you are revising each of your subjects. Having a hard paper copy will make sure you revise. Stick it on your wall or take a picture and save it as your lock screen. More
Ha-Ha found a school tip/trick.
check out this life hack!
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Life Hacks for School
more hacks for life
a few tricks to help build confidence in their abilities. tricks using the tools they know.
This is a pretty long list but you will find useful websites