Grade 2-1
45 problems
Read positional rod numerals
Represent numbers by figure rule
Convert ancient symbol numerals
Solve a cryptarithm for each letter
Complete a magic square
Find the value each shape stands for
Find each digit from sum and difference
Find the unknown by working backwards
Set up the correct add/subtract equation
Total length of a bent string
Compare path lengths by counting units
Measure one length in different units
Reachable lengths from given bars
Length of overlapping strips
Ruler with erased marks
Sort objects by a given criterion
Classify by two criteria with a Venn diagram
Infer the hidden sorting rule
Analogical reasoning with figure pairs
Chain attribute cards by one-attribute change
Common and different attributes of two groups
Count coin combinations for an amount
List all three-digit numbers from cards
Build values from place-valued items
Deduce the hidden flipped cards
Make the largest and smallest number
Numbers satisfying several conditions
Divide a shape with straight cuts
Fold and cut paper, predict shapes
Overlap shapes and count figures
Count all large and small shapes
Draw lines to hit a target shape count
Trace target shapes along straight lines
Count segments joining points on a loop
Count shapes from points on open lines
Count all shapes on a dot grid
Count cubes in a stacked solid
Draw the top-view outline
Top, front, and side views
Compute one expression several ways
Insert plus and minus to make an equation
Simplify long add-subtract chains
Arrange digit cards to hit a target number
Place digit cards to maximize or minimize a result
Insert plus or minus to make an equation true