Grade 4 · ages 9–10

20 lessons · No card needed. The first lesson is free.

Math · 9 lessons

• Area of the rug
• The around
• Right angle
• Read thousands
• Two-digit times
• Add like fractions
• Reading decimals
• Symmetry
• Grams and kilos

Science · 6 lessons

• Day and night
• Soil for plants
• A balloon sticks to hair
• Rock and soil
• The moon's shape
• Heat flows

Social studies · 5 lessons

• Mountain valley coast
• Precious water
• Hill and valley
• Old and new in a place
• A place name on a map

No card needed. The first lesson is free.