CK-12 Foundation
Stem-and-Leaf Plots and Histograms: Digital Photography
Cameras use histograms to communicate the exposure of a photograph. An interesting lesson uses this idea to help learners deepen their understanding of histograms. It highlights the skew of the graphs by showing under- and overexposed...
Curated OER
Kindergarten Money
Students identify the various coins and their values through presentations, a rubric, a value pretest, and coin manipulatives. Money is incorporated into various activities whether at home or in school. Students create money webs using...