id	keyword
ger-430	mathematics
ger-430	children
ger-430	education
ger-430	knowledge
ger-430	school
ger-430	skills
ger-430	early
ger-430	problems
ger-430	tasks
ger-430	assessment
ger-430	egma
ger-430	pencils
ger-430	learning
ger-430	use