Food Chains and Food Webs for Kids: Producers, Consumers and Decomposers
Food chains and food webs for grades 3 to 5: producers, consumers, decomposers and how energy flows from the sun, with examples, practice and answers.
All video lessons
Every free Wonder Squad Academy lesson, from Kindergarten to Grade 7. Pick a grade or a subject, or type to filter.
Browse 34 free lessons
Plant Life Cycle for Kids: Seed to Flower and Back Again
Explore the plant life cycle with young learners: seed, sprout, seedling, flowering plant and new seeds, with what plants need, a quiz and a bean experiment.
Ratios for 6th Grade: Tables, Tape Diagrams and Double Number Lines
Learn 6th grade ratios step by step: writing ratios three ways, equivalent ratios, ratio tables, tape diagrams and double number lines, with practice.
Rounding to the Nearest 10 and 100: 3rd Grade Place Value
How 3rd graders round whole numbers to the nearest 10 and 100 using place value and a number line, with worked examples, practice and an answer key.
Counting to 10 for Kindergarten: Objects, Zero and One-to-One Counting
A parent guide to counting to 10 in kindergarten: one-to-one counting, the meaning of zero and how many, with worked examples, practice and answers.
Fractions for Grade 3: Equal Parts, Examples, and Practice
Free fractions for grade 3 lesson: fold paper into equal parts, read numerators and denominators, compare unit fractions and try 6 practice questions.
Let's Subtract! Take Away Within 10 for Kids (K–2 Math)
Free subtraction for kids video: learn take away within 10 with apples, birds and fingers, meet the minus sign, then take a quick quiz. A K–2 math lesson.
✓ Quiz at the end
Algebra Basics! (Grades 6–7)
Free algebra basics video: learn what a variable is, solve one-step equations with a balance scale, check answers and write expressions. Grades 6–7 math.
✓ Quiz at the end
Division Made Easy! Sharing Equally & Remainders for Kids (Grades 3–5)
Free division for kids video: learn division as fair sharing, the division sign, how it links to multiplication and what a remainder is. Grades 3–5 math.
✓ Quiz at the end
Count by Tens to 100! Skip Counting Song for Kids (K–2 Math)
Free count by 10s video for kids: skip count by tens to 100 with bars of ten, a clap-along chant and the hundred chart, then try a quiz. K–2 math.
✓ Quiz at the end
Inventions That Changed the World: From the Wheel to the Internet
Free inventions video for kids: travel from the wheel and the printing press to electricity, telephones and the internet, and see how each changed life.
✓ Quiz at the end
Latitude and Longitude Explained: Equator, Prime Meridian & Time Zones
Free latitude and longitude video: learn the Equator, Prime Meridian and how coordinates and time zones work on the global grid. Grades 6–7 geography.
✓ Quiz at the end
Layers of the Earth: Crust, Mantle & Core, Plate Tectonics and Volcanoes
Free layers of the Earth video: learn the crust, mantle, outer core and inner core, how tectonic plates move and what causes volcanoes. Grades 6–7 science.
✓ Quiz at the end
Parts of a Cell: Animal Cell vs Plant Cell (Middle School Science)
Free parts of a cell video: learn the nucleus, cell membrane, cytoplasm and mitochondria, and how animal and plant cells differ. Middle school science.
✓ Quiz at the end
Integers & the Number Line: Negative Numbers and Adding Integers
Free integers video: learn positive and negative numbers on the number line, compare integers and add integers with simple rules. Grades 6–7 math.
✓ Quiz at the end
Ratios and Percents Explained: 6th Grade Math Made Easy
Free ratios and percents video: learn what a ratio is, write ratios three ways and turn fractions into percents with examples. A 6th grade math lesson.
✓ Quiz at the end
Famous Landmarks Around the World for Kids: Eiffel Tower, Pyramids & More
Free famous landmarks video for kids: travel to the Eiffel Tower, the Pyramids of Giza, the Great Wall of China and more world wonders, then take a quiz.
✓ Quiz at the end
Landforms for Kids: Mountains, Valleys, Plateaus, Plains & Islands
Free landforms for kids video: learn mountains, valleys, plateaus, plains and islands, how to recognize each landform, then take a quiz. Grades 3–5.
✓ Quiz at the end
Solar System for Kids: The 8 Planets in Order (Grades 3–5 Science)
Free solar system for kids video: visit the Sun and the 8 planets in order, from Mercury to Neptune, with a fun fact for each, then a quiz. Grades 3–5.
✓ Quiz at the end
The Water Cycle for Kids: Evaporation, Condensation & Precipitation
Free water cycle for kids video: follow a water drop through evaporation, condensation, precipitation and collection with an animated diagram. Grades 3–5.
✓ Quiz at the end
Fractions for Kids: Halves, Thirds & Fourths (3rd Grade Math Video)
Free fractions for kids video: learn halves, thirds and fourths with pizza slices, the numerator and denominator, and how to compare fractions. Grade 3.
✓ Quiz at the end
Multiplication for Kids: Equal Groups, Arrays & Skip Counting (3rd Grade)
Free multiplication for kids video: learn multiplication as equal groups and arrays, link it to skip counting, then take a quiz. A 3rd grade math lesson.
✓ Quiz at the end
Community Helpers for Kids: Firefighter, Doctor, Police & More
Free community helpers video for kids: meet firefighters, doctors, police officers, teachers and more, learn how each one helps, then take a K–2 quiz.
✓ Quiz at the end
Days of the Week & Months of the Year for Kids: Calendar Song
Free days of the week and months of the year video for kids: learn all 7 days and 12 months in order with a calendar sing-along, then try a short quiz.
✓ Quiz at the end
Cardinal Directions for Kids: North, South, East & West (Map Skills)
Free cardinal directions video for kids: learn north, south, east and west, read a compass rose and find your way on a simple map. A K–2 map skills lesson.
✓ Quiz at the end
7 Continents and 5 Oceans for Kids: World Map Geography Video
Free continents and oceans video for kids: learn the 7 continents and 5 oceans, find each one on the world map, then take a quiz. A K–2 geography lesson.
✓ Quiz at the end
Four Seasons for Kids: Spring, Summer, Fall & Winter (K–2 Science Video)
Free four seasons for kids video: explore spring, summer, fall and winter, common weather and what changes each season, then take a quiz. K–2 science.
✓ Quiz at the end
The Five Senses for Kids: See, Hear, Smell, Taste & Touch (K–2 Science)
Free five senses for kids video: learn sight, hearing, smell, taste and touch and the body part used for each one, then take a quiz. A K–2 science lesson.
✓ Quiz at the end
Living and Nonliving Things for Kids (Kindergarten Science Video)
Free living and nonliving things video for kids: learn what makes something alive, sort living and non-living things, then take a quiz. K–2 science lesson.
✓ Quiz at the end
Telling Time for Kids: Learn O'Clock on an Analog Clock (1st Grade Math)
Free telling time for kids video: learn the hour hand and minute hand and read o'clock times on an analog clock, then take a quiz. A 1st grade math lesson.
✓ Quiz at the end
Patterns for Kids: AB Patterns & What Comes Next (Kindergarten Math)
Free patterns for kids video: spot AB patterns in colors and shapes, find the rule and guess what comes next, then try a quiz. A kindergarten math lesson.
✓ Quiz at the end
Addition for Kids: Adding to 10 with Fruit (Kindergarten Math Video)
Free addition for kids video: learn adding to 10 by putting groups of fruit together, meet the plus sign, then try a quiz. For kindergarten and 1st grade.
✓ Quiz at the end
Shapes for Kids: Circle, Square, Triangle & Rectangle (Kindergarten Video)
Free shapes for kids video: learn the circle, square, triangle and rectangle, count their sides and corners, and spot shapes at home. Kindergarten math.
✓ Quiz at the end
Counting to 20 for Kids: Number Song 1–20 (Kindergarten Math Video)
Free counting to 20 video for kids: count 1 to 20 with a number song, star jumps and balloons, then take a quick quiz. A fun kindergarten math lesson.
✓ Quiz at the end