The District 153 school board agreed to update its science curriculum for all grades using two programs that teachers have piloted this school year. The board voted Monday, May 14, to spend $98,770 for contracts with four companies for Mystery Science curriculum and support materials kindergarten through fifth grade, and Stem Scopes for sixth, seventh and eighth grades and the purchase of technology devices for the upper grades. Both programs adhere to the new Next Generation Science Standards adopted in Illinois and 25 other states to give students an internationally benchmarked science education. The standards are . . .