Pre-K
Easy
• Shape Recognition
Basic 2D Shapes: Circle, Triangle, Square
Trace large dashed geometric outlines for circle, triangle, and square with clear starting dots.
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Comprehensive Lesson Guide: Basic 2D Shapes: Circle, Triangle, Square
Introducing Straight Lines vs. Curved Curves
Children begin with circles because a continuous curved movement is natural for young arm joints. Introducing squares and triangles teaches stopping and turning corners, which directly prepares muscles for forming letters like E, L, T, and H.
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Explore recommended practice worksheets for Pre-K.
3/8 + 2/8 = [ 5/8 ]
7/10 - 3/10 = [ 4/10 ]
1/6 + 4/6 = [ 5/6 ]
5/12 - 2/12 = [ 3/12 ]
Grade 4
Fraction Operations
Adding and Subtracting Fractions (Like Denominators)
Add and subtract proper fractions and mixed numbers sharing common denominators.
3 × 2/5 = [ 6/5 ]
1/4 × 2/3 = [ 1/6 ]
4 × 1/8 = [ 1/2 ]
2/3 × 3/4 = [ 1/2 ]
Grade 5
Fraction Operations
Multiplying Fractions and Whole Numbers
Multiply fractions by whole numbers and proper fractions using area models and algorithms.
3,482 → value of 4 is 400
7,190 → value of 7 is 7,000
529 → value of 9 is 9
Grade 2
Place Value
Place Value: Hundreds, Tens, and Ones
Determine the place value of underlined digits and write numbers in expanded form.
List all factor pairs of 24.
Classify 17, 21, and 1 as prime, composite, or neither.
Write the first five positive multiples of 6.
Grade 4
Factors, Multiples, Prime, and Composite Numbers
Factors, Multiples, Prime, and Composite Numbers
List factor pairs and classify numbers. Explain your reasoning.