Easy - to - understand definitions are provided for over 400 mathematical terms and expressions typically found on standardized tests, used in textbooks, and encountered in everyday mathematical situations. (hand2mind.com)
In an informal exit discussion, all 20 participating teachers answered yes to the question «Did the professional development sessions provide you with valuable insights of how to use technology to explore, investigate, and verify new mathematical situations?» (citejournal.org)
Pupils should be introduced to the use of symbols and letters to represent variables and unknowns in mathematical situations that they already understand. (tes.com)