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Math · Geometry

Shape Lab

Fold nets into solids, pour cones into cylinders, find the diagonal of a box and slice a cone into curves.

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First lesson01 · Ones, tens and hundredsSee all 22 lessons →

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The course

6 worlds · 22 lessons

World 1 · Counting & Fractions

FREEBase-ten blocks, pizzas and cubes
  1. 01Ones, tens and hundredsBlocks that show a number · 6 min
  2. 02Trade ten for oneRegrouping · 7 min
  3. 03Fractions are fair sharesEqual parts of a whole · 7 min
  4. 04Same amount, different namesEqual fractions and comparing · 8 min

World 2 · Nets & Folding

FREEFlat shapes that fold into solids
  1. 01Faces, edges and verticesWhat a net is · 7 min
  2. 02The 11 nets of a cubeSix squares, many patterns · 9 min
  3. 03Nets that failWhy some patterns collide · 7 min
  4. 04Euler's formulaF − E + V = 2 · 8 min

World 3 · Surface Area

PROUnfold it, then add up the pieces
  1. 01The area of a boxThree pairs of rectangles · 8 minPRO
  2. 02Unrolling a cylinderThe label is a rectangle · 8 minPRO
  3. 03Unrolling a coneA slice of a bigger circle · 9 minPRO
  4. 04The area of a sphereArchimedes and the label · 8 minPRO

World 4 · Volume

PROFill it, slice it, pour it
  1. 01Counting cubesVolume = l × w × h · 7 minPRO
  2. 02Prisms, cylinders and leaning stacksCavalieri's principle · 9 minPRO
  3. 03Why a cone is one thirdPour it and see · 9 minPRO
  4. 04The volume of a sphereTwo thirds of its cylinder · 9 minPRO

World 5 · Pythagoras in 3D

PROFrom a floor diagonal to a space diagonal
  1. 01Across the floora² + b² = d² · 7 minPRO
  2. 02Corner to cornerD² = a² + b² + c² · 8 minPRO
  3. 03Distance in spaceThe 3D distance formula · 8 minPRO

World 6 · Conic Sections

PROOne cone, four curves
  1. 01Four curves from one coneCircle, ellipse, parabola, hyperbola · 9 minPRO
  2. 02EccentricityOne number for how stretched · 9 minPRO
  3. 03Hyperbolas and the tipTwo branches and the special cuts · 8 minPRO
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Guides for Shape Lab

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Parents
Sun, Earth & MoonKids Zone Safety Guide for Parents: What to KnowA plain-language guide to how the Novareka kids zone protects children aged 6–10: no ads, no accounts, no tracking, parent-only controls and easy deletion.4 min read
Parents
Sun, Earth & MoonScreen Time That Teaches: A Parent Guide for Ages 6–10How to tell active, curious screen time from passive scrolling, how to choose good activities, keep sessions short and talk about them afterwards.3 min read
Explainer
Shape LabPlace Value, Fractions, Nets and Euler's FormulaSee how blocks show place value, how fractions are fair shares, how nets fold into solids and why faces minus edges plus vertices always equals 2.5 min read