This discovery lab will help your students understand combining like terms and distributive property in a hands-on way. Students will get to see concrete representations of combining like terms with negative numbers and distributive property. This activity can be used with a projector or without a projector. This is a great resource especially for Special Education students and other students who struggle to see what is happening in math. ***** This resource is also included in the Combining Like Terms Unit Bundle***** This activity supports standards CCSS 7.EE.A.1 and 8.EE.C.7, and TEKS 7.7A and TEKS 8.8A This product includes: -Editable slides if you want to add more examples. -46 page powerpoint presentation. -Answer key -variable cards for positive and negative numbers -envelope template for storage -student record sheet -work mat that can used in a page protector or dry-erase sleeve You might also like: Combining Like Terms Dot Game Combining Like Terms Grade Matching Game Combining Like Terms Task Cards Multi-step Equations Lesson with Graphic Organizer Real World Simple Equations Worksheet We hope you and your students enjoy this product! Math Idea Galaxy