This is a growing bundle of digital matching and puzzle assembling activities on topics from Algebra 1.Each product consists of three problem slides (and two answer key slides) . On the first slide there are given a total of 9, 12 or 16 problems numbered with 1a,2a,3a,4a,1b,2b,3b,4b,1c,2c,3c,4c, etc. On the second slide the answers of the problems are given in random order. Students have to type the number of each problem next to its answer in the empty box provided (matching). There is a piece