Six seeds / S-1
Numbers are amounts
See three without counting; five can be two and three; 7 sits a little to the left of 10 on the number line.
Grows into: Estimation, fractions, negatives, limits
7 videos
- 1 Make Ten: Why Split the 5 in 8+5? Coming soon
- 2 Is 3×4 the Same as 4×3? Coming soon
- 6 1/2 and 2/4 Are the Same Point Coming soon
- 7 Why Do Fractions Need a Common Denominator? Coming soon
- 8 Multiplying Fractions: A Part of a Part Coming soon
- 9 Why Dividing by a Fraction Means Flip and Multiply Coming soon
- 15 Why Is a Negative Times a Negative Positive? Coming soon