Grade 1 · Statistics & Probability
Statistics & Probability Lessons for Grade 1
Read tally marks, picture graphs, and bar graphs to compare categories, find exact totals, and recognize tied results in changing data sets. Every lesson opens with a moving diagram you can touch and explore, followed by simple words that explain the idea.
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Asking Questions and Making Tallies
Watch an animated tally tutorial, then read randomized charts with up to 20 marks per row and answer how-many, most, fewest, and tie questions.
Open lesson →Reading Picture Graphs
Count randomized fruit pictures, use animated row-counting help, and answer spoken most, fewest, how-many, and tied-result questions.
Open lesson →Reading Bar Graphs
Read randomized food-picture bar graphs on a 0-to-10 scale and answer spoken most, fewest, how-many, Tie for most, and Tie for fewest questions.
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