Numbers & math
2nd gradeFair Does Not Always Mean Equal: A Math Conversation
Distinguish equal quantities from a discussion about different needs. Equal groups can be counted, while fairness also depends on the story.
9 min readFOR THE GROWN-UPS BEHIND THE LITTLE EXPLORERS
Numbers & math · Grade 2
Numbers & math · Grade 2. Practical activities for children ages 7–8: letters, counting, shapes, colors, science, and social learning, with examples and tips for parents.
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8 guides to explore
Numbers & math
2nd gradeOdd and Even with Partners
See whether a set can form pairs without a leftover object. Seven counters make three pairs and one leftover.
9 min read
Numbers & math
2nd gradeNear Doubles through One Extra Block
Use a known double to reason about a neighboring addition fact. Four plus five is double four and one more.
9 min read
Numbers & math
2nd gradeComparing Two-Digit Numbers with Place-Value Models
Compare tens before ones when ordering two-digit numbers. 32 is greater than 28 because three tens exceed two tens.
9 min read
Numbers & math
2nd gradeHalf Hours as Halfway between Two Hours
Notice the hour hand’s movement at a half hour. At 3:30 the hour hand sits between 3 and 4.
10 min read
Numbers & math
2nd gradeCoin Values without a Shopping App
Distinguish the number of coins from their total value. Two nickels have the same value as one dime.
9 min readNumbers & math
2nd gradeQuarter Turns and Four Equal Parts
Connect four equal parts with a whole. Four equal quarter pieces cover one original square.
9 min readNumbers & math
2nd gradeChecking an Answer with a Second Math Model
Verify a result by representing the same problem differently. 8 plus 5 can be shown with counters and a number line.
9 min read