30 Math Lesson Slides

30 ready-to-project math lessons, Pre-K to 8th grade, 4 slides each:

- Observe: examples to look at together

- The idea: the concept explained step by step

- Practice: 6 problems per lesson (180 in total)

- Answers & Extend: an answer slide plus a challenge or discussion task

120 slides in 16:9 PDF. Includes a teacher guide that names the matching pack in +1,000 Math Activities for each lesson. Works on any projector, smartboard or laptop. Instant download.

Instructions in English. License for one teacher, for their own classroom or home. No resale or sharing.