Students apply the TNB frame to identify the osculating plane and osculating circle. They learn to approximate complex curves locally with simpler geometric shapes.
A comprehensive set of visual aids and planning documents for the Grade 3 mathematics curriculum, designed to provide students and teachers with a clear roadmap for the year ahead.
A math lesson focused on solving multistep word problems themed around plants and photosynthesis, incorporating multiplication, division, fractions, and decimals for 4th-grade students.
A lesson designed to boost math confidence in young girls by framing addition and subtraction within 20 as 'mastermind' skills through a personal field guide and growth mindset strategies.
Tier 2 reteach for standards 4.MD.5, 4.MD.6, & 4.MD.7: Angle measurement with protractors and additive angle properties.
Tier 2 reteach for standard 4.MD.4: Make a line plot to display a data set of measurements in fractions of a unit.
Tier 2 reteach for standard 4.MD.3: Apply the area and perimeter formulas for rectangles.
Tier 2 reteach for standards 4.MD.1 & 4.MD.2: Relative sizes of measurement units and solving word problems involving distance, time, volume, and mass.
Tier 2 reteach for standard 4.G.3: Recognize a line of symmetry for a two-dimensional figure as a line across the figure such that the figure can be folded along the line into matching parts. Identify line-symmetric figures and draw lines of symmetry.
Tier 2 reteach for standard 4.G.2: Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size. Recognize right triangles as a category, and identify right triangles.
Tier 2 reteach for standard 4.G.1: Draw points, lines, line segments, rays, angles (right, acute, obtuse), and perpendicular and parallel lines. Identify these in two-dimensional figures.
Tier 2 reteach for standard 4.NF.7: Compare two decimals to hundredths by reasoning about their size.
Tier 2 reteach for standard 4.NF.6: Use decimal notation for fractions with denominators 10 or 100.
Tier 2 reteach for standard 4.NF.5: Express a fraction with denominator 10 as an equivalent fraction with denominator 100, and use this technique to add two fractions with respective denominators 10 and 100.
An introductory lesson on the Pythagorean Theorem, focusing on identifying right triangles, understanding the relationship between sides, and calculating the hypotenuse through a construction-themed lens.
A comprehensive lesson on estimating products of 2-digit by 1-digit multiplication by rounding to the nearest ten, featuring a construction-themed approach to 'building' estimates.
A comprehensive workshop focused on mastering rational number operations and common CCSS 7th grade math misconceptions in preparation for the NYS test.
Tier 2 reteach for standard 4.NF.4: Apply and extend previous understandings of multiplication to multiply a fraction by a whole number.
Tier 2 reteach for standard 4.NF.3: Understand addition and subtraction of fractions as joining and separating parts referring to the same whole. Focus on like denominators and mixed numbers.
Tier 2 reteach for standard 4.NF.2: Compare two fractions with different numerators and different denominators. Focus on common denominators and benchmark fractions.
Tier 2 reteach for standard 4.NF.1: Explain why fractions are equivalent using visual fraction models. Focus on the "Splitting" and "Merging" strategies.