Tens and Ones Place Value Loopy Cards Activity

Practice your tens and ones place value with your students using this "Loopy" game.  Cut out the cards and distribute them to your students.  Each card should ends with "Who am I."  If done right all of your students would have a chance and answering a question and playing the game.
Tens and Ones Place Value Loopy Cards Activity

Cell Phone Images Through a Microscopic View

Here is a lesson idea worth trying for those teaching biology and doing units on microscopic ecosystems.
Cell Phone Images Through a Microscopic View