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From David Moore on June 9th, 2020
24 playsLearn how to subtract. -
From David Moore on June 8th, 2020
50 playsLearn about composing and decomposing, part 2. -
From David Moore on June 8th, 2020
47 playsExplore how to find a missing addend. -
From David Moore on June 8th, 2020
27 playsLearn how to add. -
From David Moore on June 8th, 2020
25 playsExplore how to find a missing addend, part 2. -
From David Moore on June 1st, 2020
40 playsIntroduction composing and decomposing. -
From David Moore on June 1st, 2020
75 playsExplore how to make the number 10. -
From David Moore on June 1st, 2020
31 playsLearn about composing and decomposing. -
From David Moore on June 1st, 2020
47 playsLearn how to solve addition story problems. -
From David Moore on June 1st, 2020
29 playsLearn how to solve subtraction story problems. -
From David Moore on May 31st, 2020
34 playsLearn about comparing numbers and groups using greater than, less than and equal to. -
From David Moore on May 31st, 2020
51 playsExplore subitizing by grouping quantities. -
From David Moore on May 31st, 2020
55 playsLearn about comparing numbers and groups using greater than, less than and equal to, part 2. -
From David Moore on May 31st, 2020
117 playsExplore subitizing. -
From David Moore on May 31st, 2020
58 playsExplore subitizing, part 2. -
From David Moore on May 29th, 2020
324 playsLearn about the counting principle one-to-one correspondence.
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