17 How to Write Steps of Solving Equations? 2018-02-26T07:19:37.700

7 Mathematical Task with Various Solutions 2016-11-11T08:16:11.267

7 Exponents with Negative Base; with or without Parentheses 2018-02-16T18:58:09.427

6 Am I too formal teaching this middle school student? 2017-09-15T19:55:19.757

4 how to prove my 6th grade son knows algebra 1? 2017-04-22T13:53:07.393

3 "Seeing" GCD and LCM in Word Problems 2017-11-04T14:35:46.927

1 Might it be helpful for students to have different symbols for subtraction (-) and negation ( _ )? 2017-12-11T21:39:00.923

0 Using Substitution in place of the balance model 2017-01-27T01:04:26.533