https://altasierra.cusd.com/Math6Unit1.aspx - Has videos and help that goes with each Open Up Lesson
https://www.ixl.com/math/grade-6/surface-area-of-cubes-and-rectangular-prisms - Surface Area Practice Problems
https://www.youtube.com/watch?v=mF9Kg5muI6s - Cylinder volume and surface area Video
http://www.commoncoresheets.com/Math/Volume/Finding%20Volume%20Filled%20Fractional%20Sides/English/1.pdf - Volume Practice Problems
https://www.mathworksheets4kids.com/surface-area/rectangular-prism-large.png - Surface Area Practice Problems
https://www.khanacademy.org/math/basic-geo/basic-geo-volume-sa - Surface Area and Volume - Khan Academy: Videos, practice problems, quizzes and activities.
https://www.mathgames.com/skill/7.1-circles-calculate-area-radius-circumference - Circles Activities - Area, Circumference, and Radius.
https://www.homeschoolmath.net/online/volume_surface_area.php - TONS of online activities and games for Surface Area and Volume
https://www.mathworksheets4kids.com/surface-area/counting-squares-large.png - Surface Area Using cubes as units of measurement Practice Problems
https://www.khanacademy.org/math/basic-geo/basic-geo-volume-sa/volume-cones/v/cylinder-volume-and-surface-area - Cylinder Volume and Surface Area Videos, Activities and Practice Problems
https://jeopardylabs.com/play/volume-and-surface-area-review4 - Jeopardy Review
https://www.ixl.com/math/geometry/surface-area-and-volume-review - Surface Area and Volume Review Practice Problems
https://www.youtube.com/watch?v=RjV-cOMQEAo&app=desktop - Fractional Edge Video
https://www.birdvilleschools.net/cms/lib/TX01000797/Centricity/Domain/1166/chap10.pdf - PDF of Textbook for unit on circles and mesaurements.
http://mrmoskauski.weebly.com/uploads/1/0/7/6/10768166/day120-122_areaofirregularfiguresnotes_ccm6_unit11.pdf - PDF of how to solve irregular shapes and practice
https://www.youtube.com/watch?v=xCdxURXMdFY - Video to help with area
https://www.youtube.com/watch?v=AAY1bsazcgM - Video to help with perimeter
https://www.youtube.com/watch?v=O-cawByg2aA - Video on Circles, circumference and Area
https://www.youtube.com/watch?v=loAA3TCNAvU - Video on Composite and Inscribed Figures - area
https://www.mathgames.com/skill/6.121-area-of-right-triangles - Activity practice questions on right triangles
https://www.mathgames.com/skill/7.1-circles-calculate-area-radius-circumference - Acitivity practice questions on Circles
http://mrmoskauski.weebly.com/uploads/1/0/7/6/10768166/day120-122_areaofirregularfiguresnotes_ccm6_unit11.pdf - PDF of Irregular shapes practice problems
https://www.ixl.com/math/grade-6/perimeter - Perimeter practice problems
https://www.splashmath.com/area-and-perimeter-games - 8 differenent area and perimeter games
https://www.mathplayground.com/area_perimeter.html - Game on area and perimeter of rectangles
https://jeopardylabs.com/play/area-and-perimeter8 - Jeopardy review game of area and perimeter