Explainer videos made from one sentence

Each video was made by WordGPT in a few minutes: a script, drawings, a voice and captions, in the vertical format of Reels, Shorts and TikTok. Type your own topic and get one too.

• Linear algebra · 46 sWhat is a determinant, really?A determinant is the factor by which a matrix scales area. Watch a unit square turn into a parallelogram and check the area with ad minus bc.
• Physics · 52 sWhy is the sky blue?Sunlight is white, yet the sky is blue. See wavelengths, Rayleigh scattering and why blue light reaches your eyes from every direction.
• Money · 62 sWhy compound interest grows faster and fasterOne thousand dollars at seven percent, simple against compound. See why growth starts slow and then bends upward over thirty years.
• Maths · 47 sWhy do you flip and multiply when you divide fractions?Dividing by a fraction means counting how many groups fit. See three quarters of a pizza cut into twelfths, and why flipping the fraction and multiplying gives the same answer.
• Calculus · 67 sWhich is bigger: e to the π, or π to the e?Compare e^π and π^e without a calculator. Take logarithms, study ln(x)/x, see that it peaks at e, and conclude that e^π is the larger number.